d3js+crossfilter http://imgur.com/fJmGtvK

report.js

window.addEventListener('load', function() {
  d3.tsv("/data/results.tsv", function(error, data) {
    data.forEach(function(d, i) { d.date = d3.time.format.iso.parse(d.date) })

    var domain_chart = dc.rowChart("#dc-domain-chart"),
        search_chart = dc.rowChart("#dc-search-chart"),
        time_chart = dc.barChart("#dc-time-chart")

    var cross = crossfilter(data),
        domain = cross.dimension(function(d) { return d.domain }),
        domains = domain.group()
        search = cross.dimension(function(d) { return d.search }),
        searches = search.group(),
        date = cross.dimension(function(d) { return d.date }),
        dates = date.group(d3.time.hour),

    domain_chart.width(780).height(500)
      .dimension(domain)
      .data(function(group) { return group.top(20) })
      .group(domains)
      .elasticX(true)
      .colors(d3.scale.category20b())
      .ordering(function(d){ return -d.value })

    domain_chart
      .xAxis().ticks(4)

    search_chart.width(390).height(500)
      .dimension(search)
      .group(searches)
      .elasticX(true)
      .colors(d3.scale.category20c())
      .xAxis().ticks(4)

    time_chart.width(1170).height(200)
      .dimension(date)
      .group(dates)
      .elasticY(true)
      .x(d3.time.scale().domain([date.bottom(1)[0].date, date.top(1)[0].date]))
      .renderHorizontalGridLines(true)
      .centerBar(true)

    dc.renderAll()
  })
})