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$centers = [{
'state': 'Mississippi',
'centers': {
'1990': [-89.631423981082591, 32.552835670679762],
'1830': [-90.441043741683941, 31.828795747035961],
'1980': [-89.646023926803139, 32.567938654359573],
'1850': [-89.698847935261966, 33.044747214151577],
'1940': [-89.753992750319881, 32.883164732425691],
'1840': [-89.885568957314092, 32.788824312176992],
'1960': [-89.727231840162929, 32.669082854180793],
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'1920': [-89.751179830508292, 32.920417367483857],
'1860': [-89.70593049700534, 33.045687690073485],
'2000': [-89.612389260931408, 32.556581593587033],
'1930': [-89.756489750624851, 32.911489733814854],
'1950': [-89.744492977994653, 32.787797631196455],
'1870': [-89.697621209747894, 33.091678053779098],
'1910': [-89.749095477669357, 32.894695336323792],
'1890': [-89.751986355238131, 33.018035383166257],
'2010': [-89.596408710386129, 32.58013467494451],
'1900': [-89.769874839384173, 32.939240804977658],
'1880': [-89.726258364687396, 33.070127526966125]
}
}, {
'state': 'Utah',
'centers': {
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'1980': [-111.88114917801965, 40.49964243999549],
'1940': [-111.84227438876016, 40.364499303828396],
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'1910': [-111.86738465093143, 40.353768609438298],
'2010': [-111.95526352505321, 40.389684189394281],
'1900': [-111.87711353236001, 40.282949689790385]
}
}, {
'state': 'Oklahoma',
'centers': {
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'1980': [-96.872979480359319, 35.595159421026914],
'1940': [-96.871329444665164, 35.496947117860984],
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'1920': [-96.880050716936978, 35.467704922903657],
'2000': [-96.820750631412608, 35.603658412825624],
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'1910': [-97.12361634736871, 35.463668913549185],
'2010': [-96.822674663139153, 35.602444112127984]
}
}, {
'state': 'Delaware',
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'1840': [-75.509028589867455, 39.165350971546395],
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'1970': [-75.577794690987844, 39.372661313379936],
'2000': [-75.559615184635405, 39.318908835162325]
}
}, {
'state': 'Minnesota',
'centers': {
'1990': [-93.650634913884502, 45.258831036811465],
'1980': [-93.693789299700185, 45.297636612057765],
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'1930': [-93.888011802011235, 45.419015353020519],
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'1870': [-93.299884648272851, 44.524985571708804],
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'2010': [-93.611555369198271, 45.235572204134961],
'1900': [-94.023681378352393, 45.239017703544064],
'1880': [-93.780725731821647, 44.7565623086358]
}
}, {
'state': 'Illinois',
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'1870': [-89.075258582038373, 40.360170752281185],
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'2010': [-88.309931047173365, 41.293506339449998],
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'1880': [-88.944705974593816, 40.43263705809477]
}
}, {
'state': 'Idaho',
'centers': {
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'1920': [-114.62698122195728, 44.234133731036479],
'2000': [-115.07038411831617, 44.180635317525606],
'1930': [-114.68080395951414, 44.272210929995602],
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'1910': [-114.8671428745631, 44.514521705892307],
'1890': [-114.60713329459931, 44.25913651413606],
'2010': [-115.11767037029527, 44.153150215742656],
'1900': [-114.73668715930076, 44.585729884085623]
}
}, {
'state': 'Arkansas',
'centers': {
'1990': [-92.491535704052353, 35.002841388973195],
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'1840': [-92.606953441360403, 35.058188742204891],
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'1920': [-92.351953302258906, 34.893461658537937],
'1860': [-92.506127462519487, 34.79571852133035],
'2000': [-92.579645218195083, 35.070306983587763],
'1930': [-92.280693685064989, 34.863468148456121],
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'1890': [-92.535230641702512, 34.936886753431502],
'2010': [-92.657096324206293, 35.131220789267502],
'1900': [-92.51181338215153, 34.917734194286361],
'1880': [-92.545975052514208, 34.916029724872594]
}
}, {
'state': 'New Mexico',
'centers': {
'1990': [-106.32867403040812, 34.59013902583051],
'1980': [-106.25812529699867, 34.587319060265614],
'1940': [-105.86992431613166, 34.625121191359639],
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'1970': [-106.13323801896014, 34.541059669658566],
'1920': [-105.90179095670349, 34.736091702686828],
'2000': [-106.38746908450513, 34.60711164881355],
'1930': [-105.92023940831977, 34.67844379017285],
'1950': [-105.88926375053178, 34.521182115013943],
'2010': [-106.40262566320203, 34.623774311692578]
}
}, {
'state': 'Indiana',
'centers': {
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'1830': [-86.150512786604125, 39.229804917241296],
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'1940': [-86.306701688874355, 40.088400943311491],
'1840': [-86.170439425269223, 39.531235379236321],
'1960': [-86.302468247477478, 40.179125546969388],
'1820': [-86.002541667001239, 38.907217046830553],
'1970': [-86.285534111149218, 40.183853700901949],
'1920': [-86.290527737929125, 40.003017973395316],
'1860': [-86.164071763026399, 39.784560432330714],
'2000': [-86.257414684070298, 40.153692235316107],
'1930': [-86.303878910504665, 40.084498062102526],
'1950': [-86.305826607665807, 40.121535458891508],
'1870': [-86.190391379887586, 39.822232507227973],
'1910': [-86.263150673205715, 39.944894628903143],
'1890': [-86.220224183814253, 39.872444454728047],
'2010': [-86.255630792647352, 40.141343202510811],
'1900': [-86.22841317756, 39.901691780071111],
'1880': [-86.209650166536903, 39.845423179493409]
}
}, {
'state': 'Maryland',
'centers': {
'1920': [-76.75614753302925, 39.2163251943551],
'1870': [-76.711890368553227, 39.233930725190497],
'1890': [-76.719550698314052, 39.194859197788347],
'1900': [-76.738333230188942, 39.200209685399528],
'1830': [-76.653444917958126, 39.073376644685489],
'1810': [-76.601418117204233, 39.028625879941714],
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'2010': [-76.807184633350118, 39.135873112417329],
'1790': [-76.602393747419057, 38.988016996477008],
'1860': [-76.694376567069455, 39.159745419986493],
'1930': [-76.764659137213997, 39.227807292660309],
'1950': [-76.774062490682169, 39.209708245453626],
'1910': [-76.748620612065267, 39.208928441418976],
'1880': [-76.721815319015278, 39.186660076962127],
'1990': [-76.803233965137863, 39.147587701701674],
'1800': [-76.604013545432565, 39.003226219396986],
'1840': [-76.677876476576685, 39.135424340910049],
'1820': [-76.623737740939234, 39.054124800806186],
'1970': [-76.791729776514885, 39.165858670345038],
'2000': [-76.806417243268427, 39.141787686716903]
}
}, {
'state': 'Louisiana',
'centers': {
'1990': [-91.44357356188091, 30.665538657451648],
'1830': [-90.967044531887609, 30.410194184062007],
'1980': [-91.441823055494822, 30.673516142300222],
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'1940': [-91.599178317176637, 30.916569114533555],
'1840': [-91.01924108655902, 30.54194390186645],
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'1820': [-90.995051917603902, 30.423999565521903],
'1970': [-91.451630201938869, 30.69560121965608],
'1920': [-91.591048391062927, 30.883057232200226],
'1860': [-91.273872808678917, 30.83546884673212],
'2000': [-91.435557631294472, 30.657113800707407],
'1930': [-91.586270121411744, 30.92580991875192],
'1950': [-91.538859747784372, 30.840207856608306],
'1870': [-91.296244986263545, 30.81661268572914],
'1910': [-91.546643750425389, 30.830066639587891],
'1890': [-91.462628927760903, 30.875191791674499],
'2010': [-91.494521624708199, 30.680555089119757],
'1900': [-91.510256537309047, 30.838654789597467],
'1880': [-91.393161986106122, 30.862099292369134]
}
}, {
'state': 'Texas',
'centers': {
'1990': [-97.452380407688693, 30.992012519471512],
'1980': [-97.474419548653117, 31.005236717662047],
'1850': [-95.787452425672612, 31.027394004711756],
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'1920': [-97.331239507125545, 31.482853732955586],
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'1870': [-96.370200675167055, 31.141382060935683],
'1910': [-97.260998162169116, 31.532418773846068],
'1890': [-96.871959077913203, 31.46261046209683],
'2010': [-97.363957565495099, 30.914654601402706],
'1900': [-96.905110059179748, 31.468362028772599],
'1880': [-96.661497914940142, 31.363627558739928]
}
}, {
'state': 'Wyoming',
'centers': {
'1990': [-107.00513639526201, 42.716090183158506],
'1980': [-106.97728963318744, 42.733105474647175],
'1940': [-106.92446319188868, 42.803594264168872],
'1960': [-106.81801823170582, 42.72297841615341],
'1970': [-106.84133141943705, 42.744710967551491],
'1920': [-106.94906010140522, 42.896230092614054],
'2000': [-107.03322202891216, 42.755413738632228],
'1930': [-106.8879797876011, 42.800530600118577],
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'1890': [-106.5570147188337, 42.04906832731406],
'2010': [-107.04255701312766, 42.773172352126934],
'1900': [-106.85394622813315, 42.243804440536302]
}
}, {
'state': 'Wisconsin',
'centers': {
'1990': [-88.860348928515677, 43.723464237690827],
'1980': [-88.849982687435912, 43.721239123091991],
'1850': [-88.734741980851098, 43.174975911772407],
'1940': [-88.961523568127333, 43.841907495803255],
'1960': [-88.787345719018262, 43.70332823834238],
'1970': [-88.777257611575962, 43.682485590603164],
'1920': [-89.098046014254891, 43.923706414276467],
'1860': [-88.979996403555546, 43.432830037316684],
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'1890': [-89.222531444056898, 43.863492191881932],
'2010': [-88.908490508160781, 43.726068746286877],
'1900': [-89.225266507815533, 43.933504650792393],
'1880': [-89.199587875283555, 43.711671673807238]
}
}, {
'state': 'Iowa',
'centers': {
'1990': [-93.036257004361943, 41.987801765663548],
'1980': [-93.043257907301864, 42.000918575162466],
'1850': [-91.954206255029803, 41.358279160456568],
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'2010': [-93.016428249608794, 41.963130942763932],
'1900': [-93.253739985524675, 41.951090966760411],
'1880': [-92.930764340155903, 41.834526082653177]
}
}, {
'state': 'Arizona',
'centers': {
'1990': [-112.16500342639777, 33.285132122803333],
'1980': [-112.10434146024022, 33.256586156125366],
'1940': [-111.70254194061643, 33.399376317290958],
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'1920': [-111.40861118762214, 33.300247458947453],
'2000': [-112.21645247256748, 33.305407696231605],
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'1950': [-111.85546756641497, 33.296790066504357],
'2010': [-112.22254028325764, 33.301842999248208]
}
}, {
'state': 'Michigan',
'centers': {
'1980': [-84.178980769549526, 42.847155795510282],
'1990': [-84.2117643832852, 42.862705133482351],
'1850': [-84.348890029981177, 42.441487047087485],
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'1840': [-84.169627854193948, 42.355340070385829],
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'1970': [-84.123096565560601, 42.806049094286422],
'1920': [-84.517187507751302, 43.110344688822934],
'1860': [-84.551173622737579, 42.636344225655712],
'2000': [-84.238139207359964, 42.877441462990298],
'1930': [-84.288033800921198, 42.92096970504489],
'1950': [-84.183469125469031, 42.834628059552202],
'1870': [-84.669450570531822, 42.811525442230753],
'1910': [-84.819344014688241, 43.353963847227703],
'1890': [-84.783654519409396, 43.243657572240757],
'2010': [-84.268538777035886, 42.887355662346685],
'1900': [-84.834336066238166, 43.350731937059635],
'1880': [-84.697084211178733, 43.03365910262238]
}
}, {
'state': 'Kansas',
'centers': {
'1990': [-96.628200725482955, 38.451209348085392],
'1980': [-96.682796899291574, 38.448377525782227],
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'state': 'Tennessee',
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'state': 'Nevada',
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}, {
'state': 'Maine',
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}
}]
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