Bubble chart with five-dimensional key-bound data

README.md

Bubble chart with five-dimensional key-bound data.

Dimensions

1. Fiscal quarter (transition state)
2. Standard Industrial Classification (x-axis)
3. Political party (bubble colour)
4. Amount of donation (bubble size)
5. Change on previous quarter (y-axis)

data.json

[
  {
    "key":0,
    "sicCode":28922,
    "sicText":"Manufacture of earthmoving equipment",
    "sicSection":"Manufacturing",
    "party":"Conservative Party",
    "qAmounts":[750000,50000,50000,215000,27500,8500,0,70000,60000,8500,50000,87500,32500,61500,23367,180000,255400,297780,346501,359852,140000],
    "qChangesPc":[260.6,-93.3,0,330,-87.2,-69.1,-100,0,-14.3,-85.8,488.2,75,-62.9,89.2,-62,670.3,41.9,16.6,16.4,3.9,-61.1],
    "qChangesLog":[2.42,-1.97,0,2.52,-1.94,-1.84,-2,0,-1.16,-1.93,2.69,1.88,-1.8,1.95,-1.79,2.83,1.62,1.22,1.21,0.59,-1.79]
  },
  {
    "key":1,
    "sicCode":28922,
    "sicText":"Manufacture of earthmoving equipment",
    "sicSection":"Manufacturing",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":2,
    "sicCode":28922,
    "sicText":"Manufacture of earthmoving equipment",
    "sicSection":"Manufacturing",
    "party":"Labour Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":3,
    "sicCode":28922,
    "sicText":"Manufacture of earthmoving equipment",
    "sicSection":"Manufacturing",
    "party":"Liberal Democrats",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":4,
    "sicCode":28922,
    "sicText":"Manufacture of earthmoving equipment",
    "sicSection":"Manufacturing",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":5,
    "sicCode":28922,
    "sicText":"Manufacture of earthmoving equipment",
    "sicSection":"Manufacturing",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":6,
    "sicCode":41100,
    "sicText":"Development of building projects",
    "sicSection":"Construction",
    "party":"Conservative Party",
    "qAmounts":[0,5000,6800,96000,5000,65000,15000,115500,65000,11500,31500,64000,27270,33500,65900,119100,45785,87838,41762,138467,28584],
    "qChangesPc":[-100,0,36,1311.8,-94.8,1200,-76.9,670,-43.7,-82.3,173.9,103.2,-57.4,22.8,96.7,80.7,-61.6,91.9,-52.5,231.6,-79.4],
    "qChangesLog":[-2,0,1.56,3.12,-1.98,3.08,-1.89,2.83,-1.64,-1.92,2.24,2.01,-1.76,1.36,1.99,1.91,-1.79,1.96,-1.72,2.36,-1.9]
  },
  {
    "key":7,
    "sicCode":41100,
    "sicText":"Development of building projects",
    "sicSection":"Construction",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":8,
    "sicCode":41100,
    "sicText":"Development of building projects",
    "sicSection":"Construction",
    "party":"Labour Party",
    "qAmounts":[0,0,0,0,2000,0,2720,0,50000,0,0,0,0,0,8220,0,5300,3760,5610,4800,0],
    "qChangesPc":[0,0,0,0,0,-100,0,-100,0,-100,0,0,0,0,0,-100,0,-29.1,49.2,-14.4,-100],
    "qChangesLog":[0,0,0,0,0,-2,0,-2,0,-2,0,0,0,0,0,-2,0,-1.46,1.69,-1.16,-2]
  },
  {
    "key":9,
    "sicCode":41100,
    "sicText":"Development of building projects",
    "sicSection":"Construction",
    "party":"Liberal Democrats",
    "qAmounts":[0,0,0,2000,0,0,0,15000,0,0,7000,5000,4300,0,0,10000,0,0,16300,0,0],
    "qChangesPc":[-100,0,0,0,-100,0,0,0,-100,0,0,-28.6,-14,-100,0,0,-100,0,0,-100,0],
    "qChangesLog":[-2,0,0,0,-2,0,0,0,-2,0,0,-1.46,-1.15,-2,0,0,-2,0,0,-2,0]
  },
  {
    "key":10,
    "sicCode":41100,
    "sicText":"Development of building projects",
    "sicSection":"Construction",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":11,
    "sicCode":41100,
    "sicText":"Development of building projects",
    "sicSection":"Construction",
    "party":"UKIP",
    "qAmounts":[0,0,0,2500,0,5000,1800,0,0,35000,0,0,0,0,0,0,12500,0,5000,12500,0],
    "qChangesPc":[0,0,0,0,-100,0,-64,-100,0,0,-100,0,0,0,0,0,0,-100,0,150,-100],
    "qChangesLog":[0,0,0,0,-2,0,-1.81,-2,0,0,-2,0,0,0,0,0,0,-2,0,2.18,-2]
  },
  {
    "key":12,
    "sicCode":46390,
    "sicText":"Non-specialised wholesale of food, beverages and tobacco",
    "sicSection":"Wholesale and retail trade",
    "party":"Conservative Party",
    "qAmounts":[0,0,4000,50000,7000,0,9000,61950,10000,5000,0,69000,0,7500,10000,72500,10000,7500,8000,101900,0],
    "qChangesPc":[-100,0,0,1150,-86,-100,0,588.3,-83.9,-50,-100,0,-100,0,33.3,625,-86.2,-25,6.7,1173.8,-100],
    "qChangesLog":[-2,0,0,3.06,-1.93,-2,0,2.77,-1.92,-1.7,-2,0,-2,0,1.52,2.8,-1.94,-1.4,0.83,3.07,-2]
  },
  {
    "key":13,
    "sicCode":46390,
    "sicText":"Non-specialised wholesale of food, beverages and tobacco",
    "sicSection":"Wholesale and retail trade",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":14,
    "sicCode":46390,
    "sicText":"Non-specialised wholesale of food, beverages and tobacco",
    "sicSection":"Wholesale and retail trade",
    "party":"Labour Party",
    "qAmounts":[0,0,0,0,10000,0,10000,0,25000,8900,10750,8900,8900,11866,9583,8900,8900,8900,2967,12800,0],
    "qChangesPc":[0,0,0,0,0,-100,0,-100,0,-64.4,20.8,-17.2,0,33.3,-19.2,-7.1,0,0,-66.7,331.5,-100],
    "qChangesLog":[0,0,0,0,0,-2,0,-2,0,-1.81,1.32,-1.24,0,1.52,-1.28,-0.85,0,0,-1.82,2.52,-2]
  },
  {
    "key":15,
    "sicCode":46390,
    "sicText":"Non-specialised wholesale of food, beverages and tobacco",
    "sicSection":"Wholesale and retail trade",
    "party":"Liberal Democrats",
    "qAmounts":[0,0,0,0,0,0,5000,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,-100,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":16,
    "sicCode":46390,
    "sicText":"Non-specialised wholesale of food, beverages and tobacco",
    "sicSection":"Wholesale and retail trade",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":17,
    "sicCode":46390,
    "sicText":"Non-specialised wholesale of food, beverages and tobacco",
    "sicSection":"Wholesale and retail trade",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":18,
    "sicCode":46460,
    "sicText":"Wholesale of pharmaceutical goods",
    "sicSection":"Wholesale and retail trade",
    "party":"Conservative Party",
    "qAmounts":[0,0,0,0,0,0,50000,25000,100000,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,-50,300,-100,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,-1.7,2.48,-2,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":19,
    "sicCode":46460,
    "sicText":"Wholesale of pharmaceutical goods",
    "sicSection":"Wholesale and retail trade",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":20,
    "sicCode":46460,
    "sicText":"Wholesale of pharmaceutical goods",
    "sicSection":"Wholesale and retail trade",
    "party":"Labour Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2000,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-100],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2]
  },
  {
    "key":21,
    "sicCode":46460,
    "sicText":"Wholesale of pharmaceutical goods",
    "sicSection":"Wholesale and retail trade",
    "party":"Liberal Democrats",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,82574,121733,121183,117675,115947,107751,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,47.4,-0.5,-2.9,-1.5,-7.1,-100],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1.68,0.3,-0.46,-0.18,-0.85,-2]
  },
  {
    "key":22,
    "sicCode":46460,
    "sicText":"Wholesale of pharmaceutical goods",
    "sicSection":"Wholesale and retail trade",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":23,
    "sicCode":46460,
    "sicText":"Wholesale of pharmaceutical goods",
    "sicSection":"Wholesale and retail trade",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":24,
    "sicCode":61900,
    "sicText":"Other telecommunications activities",
    "sicSection":"Information and communication",
    "party":"Conservative Party",
    "qAmounts":[0,0,0,0,0,40000,136180,131612,0,17100,110000,0,0,8600,0,105020,15000,26000,255250,371800,124450],
    "qChangesPc":[0,0,0,0,0,0,240.5,-3.4,-100,0,543.3,-100,0,0,-100,0,-85.7,73.3,881.7,45.7,-66.5],
    "qChangesLog":[0,0,0,0,0,0,2.38,-0.53,-2,0,2.74,-2,0,0,-2,0,-1.93,1.87,2.95,1.66,-1.82]
  },
  {
    "key":25,
    "sicCode":61900,
    "sicText":"Other telecommunications activities",
    "sicSection":"Information and communication",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":26,
    "sicCode":61900,
    "sicText":"Other telecommunications activities",
    "sicSection":"Information and communication",
    "party":"Labour Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":27,
    "sicCode":61900,
    "sicText":"Other telecommunications activities",
    "sicSection":"Information and communication",
    "party":"Liberal Democrats",
    "qAmounts":[0,0,0,0,0,0,0,0,0,10000,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,-100,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":28,
    "sicCode":61900,
    "sicText":"Other telecommunications activities",
    "sicSection":"Information and communication",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":29,
    "sicCode":61900,
    "sicText":"Other telecommunications activities",
    "sicSection":"Information and communication",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":30,
    "sicCode":64209,
    "sicText":"Activities of other holding companies (NEC)",
    "sicSection":"Financial and insurance activities",
    "party":"Conservative Party",
    "qAmounts":[36267,23450,54900,92000,15000,13000,950,82723,49248,22500,18947,76171,15000,27600,15727,56623,20000,35000,60500,95000,10000],
    "qChangesPc":[-89,-35.3,134.1,67.6,-83.7,-13.3,-92.7,8607.7,-40.5,-54.3,-15.8,302,-80.3,84,-43,260,-64.7,75,72.9,57,-89.5],
    "qChangesLog":[-1.95,-1.55,2.13,1.83,-1.92,-1.12,-1.97,3.93,-1.61,-1.73,-1.2,2.48,-1.9,1.92,-1.63,2.41,-1.81,1.88,1.86,1.76,-1.95]
  },
  {
    "key":31,
    "sicCode":64209,
    "sicText":"Activities of other holding companies (NEC)",
    "sicSection":"Financial and insurance activities",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":32,
    "sicCode":64209,
    "sicText":"Activities of other holding companies (NEC)",
    "sicSection":"Financial and insurance activities",
    "party":"Labour Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4000,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-100,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,0]
  },
  {
    "key":33,
    "sicCode":64209,
    "sicText":"Activities of other holding companies (NEC)",
    "sicSection":"Financial and insurance activities",
    "party":"Liberal Democrats",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,10000,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,-100,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0]
  },
  {
    "key":34,
    "sicCode":64209,
    "sicText":"Activities of other holding companies (NEC)",
    "sicSection":"Financial and insurance activities",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":35,
    "sicCode":64209,
    "sicText":"Activities of other holding companies (NEC)",
    "sicSection":"Financial and insurance activities",
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    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":107,
    "sicCode":93290,
    "sicText":"Other amusement and recreation activities (NEC)",
    "sicSection":"Arts, entertainment and recreation",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2735,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-100,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,0]
  },
  {
    "key":108,
    "sicCode":94920,
    "sicText":"Activities of political organizations",
    "sicSection":"Other service activities",
    "party":"Conservative Party",
    "qAmounts":[9524,3000,0,0,3524,5706,3450,0,0,0,0,3000,0,125000,0,137600,12000,20500,29500,168500,0],
    "qChangesPc":[-57.6,-68.5,-100,0,0,61.9,-39.5,-100,0,0,0,0,-100,0,-100,0,-91.3,70.8,43.9,471.2,-100],
    "qChangesLog":[-1.76,-1.84,-2,0,0,1.79,-1.6,-2,0,0,0,0,-2,0,-2,0,-1.96,1.85,1.64,2.67,-2]
  },
  {
    "key":109,
    "sicCode":94920,
    "sicText":"Activities of political organizations",
    "sicSection":"Other service activities",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":110,
    "sicCode":94920,
    "sicText":"Activities of political organizations",
    "sicSection":"Other service activities",
    "party":"Labour Party",
    "qAmounts":[0,0,0,26000,36000,5896,18648,32938,24726,29376,28495,14459,41641,9802,4063,52912,28704,2160,37264,0,0],
    "qChangesPc":[0,0,0,0,38.5,-83.6,216.3,76.6,-24.9,18.8,-3,-49.3,188,-76.5,-58.5,1202.3,-45.8,-92.5,1625.2,-100,0],
    "qChangesLog":[0,0,0,0,1.59,-1.92,2.34,1.88,-1.4,1.27,-0.48,-1.69,2.27,-1.88,-1.77,3.08,-1.66,-1.97,3.21,-2,0]
  },
  {
    "key":111,
    "sicCode":94920,
    "sicText":"Activities of political organizations",
    "sicSection":"Other service activities",
    "party":"Liberal Democrats",
    "qAmounts":[3163,0,0,7708,4125,17726,12549,22003,26928,29730,16477,44595,98742,170998,177930,174167,173767,174407,172016,160500,0],
    "qChangesPc":[0,-100,0,0,-46.5,329.7,-29.2,75.3,22.4,10.4,-44.6,170.7,121.4,73.2,4.1,-2.1,-0.2,0.4,-1.4,-6.7,-100],
    "qChangesLog":[0,-2,0,0,-1.67,2.52,-1.47,1.88,1.35,1.02,-1.65,2.23,2.08,1.86,0.61,-0.32,0.7,-0.4,-0.15,-0.83,-2]
  },
  {
    "key":112,
    "sicCode":94920,
    "sicText":"Activities of political organizations",
    "sicSection":"Other service activities",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":113,
    "sicCode":94920,
    "sicText":"Activities of political organizations",
    "sicSection":"Other service activities",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,3351,3680,4798,6626,7313,5155,10750,8870,9000,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,9.8,30.4,38.1,10.4,-29.5,108.5,-17.5,1.5,-100],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0.99,1.48,1.58,1.02,-1.47,2.04,-1.24,0.18,-2]
  },
  {
    "key":114,
    "sicCode":96090,
    "sicText":"Other service activities (NEC)",
    "sicSection":"Other service activities",
    "party":"Conservative Party",
    "qAmounts":[9750,88000,12554,54600,0,9500,6600,60000,0,7000,50000,0,77500,1720,52000,10000,52500,7000,67500,219235,0],
    "qChangesPc":[0,802.6,-85.7,334.9,-100,0,-30.5,809.1,-100,0,614.3,-100,0,-97.8,2923.3,-80.8,425,-86.7,864.3,224.8,-100],
    "qChangesLog":[0,2.9,-1.93,2.52,-2,0,-1.48,2.91,-2,0,2.79,-2,0,-1.99,3.47,-1.91,2.63,-1.94,2.94,2.35,-2]
  },
  {
    "key":115,
    "sicCode":96090,
    "sicText":"Other service activities (NEC)",
    "sicSection":"Other service activities",
    "party":"Green Party",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":116,
    "sicCode":96090,
    "sicText":"Other service activities (NEC)",
    "sicSection":"Other service activities",
    "party":"Labour Party",
    "qAmounts":[0,0,10000,12500,13500,1000,20202,40888,12500,0,0,12500,12500,0,1875,12500,15000,12500,56000,27500,0],
    "qChangesPc":[0,0,0,25,8,-92.6,1920.2,102.4,-69.4,-100,0,0,0,-100,0,566.7,20,-16.7,348,-50.9,-100],
    "qChangesLog":[0,0,0,1.4,0.9,-1.97,3.28,2.01,-1.84,-2,0,0,0,-2,0,2.75,1.3,-1.22,2.54,-1.71,-2]
  },
  {
    "key":117,
    "sicCode":96090,
    "sicText":"Other service activities (NEC)",
    "sicSection":"Other service activities",
    "party":"Liberal Democrats",
    "qAmounts":[15606,0,0,0,0,0,0,0,0,0,2000,0,0,10000,0,0,0,2500,0,10000,0],
    "qChangesPc":[56.3,-100,0,0,0,0,0,0,0,0,0,-100,0,0,-100,0,0,0,-100,0,-100],
    "qChangesLog":[1.75,-2,0,0,0,0,0,0,0,0,0,-2,0,0,-2,0,0,0,-2,0,-2]
  },
  {
    "key":118,
    "sicCode":96090,
    "sicText":"Other service activities (NEC)",
    "sicSection":"Other service activities",
    "party":"SNP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
  },
  {
    "key":119,
    "sicCode":96090,
    "sicText":"Other service activities (NEC)",
    "sicSection":"Other service activities",
    "party":"UKIP",
    "qAmounts":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,511254,412978,0],
    "qChangesPc":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-19.2,-100],
    "qChangesLog":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1.28,-2]
  }
]

index.html

<!DOCTYPE html>
<meta charset="utf-8">
<style>
body {
  font-family: sans-serif;
}

.axis path,
line {
  fill: none;
  stroke: #666;
  opacity: 0.3;
  shape-rendering: crispEdges;
}

.y.axis path {
  display: none;
}

.axis text {
  fill: #666;
  font-size: 11px;
}

.axis-label {
  fill: #666;
  font-size: 11px;
}

.chart-title {
  font-size:78px;
  fill: #666;
}

#tooltip {
  position: relative;
  width: 210px;
  height: auto;
  padding: 10px;
  background-color: white;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  -webkit-box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.16), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
  -moz-box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.16), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
  box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.16), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
  pointer-events: none;
  text-align: center;
  z-index: 1;
}

#tooltip.hidden {
  display: none;
}

#tooltip p {
  margin: 0;
  line-height: 1;
}

#tooltip small {
  font-size: 75%;
}      

#tooltip hr {
  fill: none;
  stroke: #666;
  shape-rendering: crispEdges;
}
</style>
<body>
  <h2>Navigate fiscal quarters Q2 2010-Q2 2015</h2>
  <button type="button" id="first" disabled="disabled">First</button>
  <button type="button" id="prev" disabled="disabled"></i>Prev</button>
  <button type="button" id="next"></i>Next</button>
  <button type="button" id="last">Last</button>
  <div style="max-height: 0px">
    <div id="tooltip" class="hidden">
      <p><span id="value"></span></p>
    </div>
  </div>
  <div id="datavis"></div>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.6/d3.min.js" charset="utf-8"></script>
  <script>
    //Declare global data variable
    var data;

    //Define global currentQuarter variable
    var currentQuarter = 0;

    //Define margins and SVG size according to Mike Bostock's convention
    var margin = {top: 30, right: 10, bottom: 35, left: 23},
        width = 960 - margin.left - margin.right,
        height = 415 - margin.top - margin.bottom;

    //Define custom categorical colour scale
    var colour = d3.scale.ordinal()
                         .domain(["Conservative Party", "Green Party",
                           "Labour Party", "Liberal Democrats", "SNP", "UKIP"
                         ])
                         .range(["#2979ff", "#00e676", "#ff1744", "#ffc400",
                           "#ffea00", "#d500f9"]);

    //Define quarterText array
    var quarterText = ["Q2 2010", "Q3 2010", "Q4 2010", "Q1 2011", "Q2 2011",
      "Q3 2011", "Q4 2011", "Q1 2012", "Q2 2012", "Q3 2012", "Q4 2012",
      "Q1 2013", "Q2 2013", "Q3 2013", "Q4 2013", "Q1 2014", "Q2 2014",
      "Q3 2014", "Q4 2014", "Q1 2015", "Q2 2015"];

    //Begin main script
    d3.json("data.json", function(error, json) {
      //Define data variable
      data = json;

      //Create scale functions
      var xScale = d3.scale.ordinal()
                           .domain(data.sort(function(a, b) {
                             return d3.ascending(a.sicCode, b.sicCode);
                           })
                           .map(function(d) {
                             return d.sicCode;
                           }))
                           .rangePoints([92, width - 69]);

      var yScale = d3.scale.linear()
                           .clamp(true)
                           .domain([-2, 4])
                           .range([height, 40]);

      var rScale = d3.scale.linear()
                           .domain([0, d3.max(data, function(d) {
                             return d.qAmounts[currentQuarter];
                           })])
                           .range([0, 114]);

      //Define key function, to be used when binding data
      var key = function(d) {
        return d.key;
      };

      //Create SVG element
      var svg = d3.select("#datavis")
                  .append("svg")
                  .attr("width", width + margin.left + margin.right)
                  .attr("height", height + margin.top + margin.bottom)
                  .append("g")
                  .attr("transform", "translate(" + margin.left + "," +
                    margin.top + ")")
                  .style("display", "block")
                  .style("margin-left", "auto")
                  .style("margin-right", "auto");

      //Define X axis
      var x = d3.svg.axis()
                    .scale(xScale)
                    .orient("bottom")
                    .tickFormat("");

      //Define Y axis
      var y = d3.svg.axis()
                    .scale(yScale)
                    .orient("right")
                    .ticks(4)
                    .tickSize((width - 161), 0)
                    .tickFormat(function(value) {
                      var labels = {"-2":"-100%", 0:"0%", 2:"+100%",
                        4:"+10,000% or higher"};
                      return labels[value];
                    });

      //Define mouseover behaviour
      var mouseover = function(d) {
        //Show the circle stroke
        d3.select(this)
          .transition()
          .duration(200)
          .attr("stroke-width", 2);
      };

      //Define mousemove (tooltip) behaviour
      var mousemove = function(d) {
        //Get the mouse pointer's x/y values, then augment for the tooltip
        var xPosition = parseFloat(d3.mouse(this)[0]) - 82;
        var yPosition = parseFloat(d3.mouse(this)[1]) - 187;
        //Update the tooltip position and value div content
        d3.select("#tooltip")
          .style("left", xPosition + "px")
          .style("top", yPosition + "px")
          .select("#value")
          .html("<p><small>" + d.sicSection + "</small></p><hr><h4>" +
            d.sicText + "</h4><h3>£" +
            d3.format(",")(d.qAmounts[currentQuarter]) + "</h3><p><i>" +
            d.party + "</i></p><p><small>" +
            d3.format("+")(d.qChangesPc[currentQuarter]) +
            "% on previous quarter</small></p>");
        //Show the tooltip
        d3.select("#tooltip").classed("hidden", false);
      };

      //Define mouseout behaviour
      var mouseout = function(d) {
        //Hide the circle stroke
        d3.select(this)
          .transition()
          .duration(200)
          .attr("stroke-width", 0);
        //Hide the tooltip
        d3.select("#tooltip").classed("hidden", true);
      };

      //Create circles
      svg.selectAll("circle")
         .data(data.sort(function(a, b) {
           return d3.descending(a.qAmounts[currentQuarter],
             b.qAmounts[currentQuarter]);
         }), key)
         .enter()
         .append("circle")
         .attr("cx", function(d) {
           return xScale(d.sicCode);
         })
         .attr("r", function(d) {
           return rScale(d.qAmounts[currentQuarter]);
         })
         .attr("cy", -50)
         .attr("stroke", "#666")
         .attr("stroke-width", 0)
         .style("opacity", 0.6)
         .attr("fill", function(d) {
           return colour(d.party);
         })
         .transition()
         .ease("elastic")
         .duration(1200)
         .attr("cy", function(d) {
           return yScale(d.qChangesLog[currentQuarter]);
         })
         //Bind event listeners
         .each("end", function() {
           d3.select(this)
             .on("mouseover", mouseover)
             .on("mousemove", mousemove)
             .on("mouseout", mouseout)
         });

      //Create X axis
      svg.append("g")
         .attr("class", "x axis")
         .attr("transform", "translate(0," + height + ")")
         .call(x);

      //Create Y axis
      svg.append("g")
         .attr("class", "y axis")
         .attr("transform", "translate(" + 92 + ",0)")
         .call(y)
         .selectAll("text")
         .attr("x", -95);

      //Create Y axis label
      svg.append("text")
         .attr("class", "axis-label")
         .attr("text-anchor", "end")
         .attr("x", (-height / 2 + 67))
         .attr("y", -5)
         .attr("transform", "rotate(-90)")
         .text("Change on previous quarter");

      //Create currentQuarter label
      svg.append("text")
         .data(data)
         .attr("class", "chart-title")
         .attr("id", "current-quarter")
         .attr("x", width - width / 3)
         .attr("y", 72)
         .text(function(d) {
          return quarterText[currentQuarter];
         });

      //Define chart update function
      function update() {
        //Update all circles
        svg.selectAll("circle")
           .on("mouseover", null)
           .on("mousemove", null)
           .on("mouseout", null)
           .sort(function(a, b) {
             return d3.descending(a.qAmounts[currentQuarter],
               b.qAmounts[currentQuarter]);
           })
           .transition()
           .duration(1200)
           .attr("cy", function(d) {
             return yScale(d.qChangesLog[currentQuarter]);
           })
           .attr("r", function(d) {
             return rScale(d.qAmounts[currentQuarter]);
           })
           .each("end", function() {
             //Bind event listeners
             d3.select(this)
               .on("mouseover", mouseover)
               .on("mousemove", mousemove)
               .on("mouseout", mouseout)
           });

        //Update currentQuarter label
        d3.select("#current-quarter")
          .data(data)
          .text(function(d) {
            return quarterText[currentQuarter];
          });
      };

      //On #next button click, update chart and nav elements
      d3.select("#next")
        .on("click", function() {
          if (currentQuarter < 20) {
            //Update currentQuarter
            currentQuarter = currentQuarter + 1;
            //Perform update function
            update();
            //Disable this and #last button if currentQuarter is now 20
            if (currentQuarter == 20) {
              d3.selectAll("#next, #last")
                .attr("disabled", "disabled");
            };
            //Enable #prev and #first button
            d3.selectAll("#prev, #first")
              .attr("disabled", null);
          };
        });

      //On #prev button click, update chart and nav elements
      d3.select("#prev")
        .on("click", function() {
          if (currentQuarter > 0) {
            //Update currentQuarter variable
            currentQuarter = currentQuarter - 1;
            //Perform update function
            update();
            //Disable this and #first button if currentQuarter is now 0
            if (currentQuarter == 0) {
              d3.selectAll("#prev, #first")
                .attr("disabled", "disabled");
            };
            //Enable #next and #last button
            d3.selectAll("#next, #last")
              .attr("disabled", null);
          };
        });

      //On #last button click, update chart and nav elements
      d3.select("#last")
        .on("click", function() {
          if (currentQuarter < 20) {
            //Update currentQuarter
            currentQuarter = 20;
            //Perform update function
            update();
            //Disable this and #next button
            d3.selectAll("#last, #next")
              .attr("disabled", "disabled");
            //Enable #prev and #first buttons
            d3.selectAll("#prev, #first")
              .attr("disabled", null);
          };
        });

      //On #first button click, update chart and nav elements
      d3.select("#first")
        .on("click", function() {
          if (currentQuarter > 0) {
            //Update currentQuarter
            currentQuarter = 0;
            //Perform update function
            update();
            //Disable this and #prev button
            d3.selectAll("#first, #prev")
              .attr("disabled", "disabled");
            //Enable #next and #last buttons
            d3.selectAll("#next, #last")
              .attr("disabled", null);
          };
        });
    });
  </script>
</body>