d3.coffee

  render: (date_range, models) ->
    # Grab data
    data = _.sortBy (get_data date_range, models), (o) ->
      parseInt o.id.split("-").join(""), 10
    # Scale
    ratio = get_ratio @maxHeight, data
    height = _.bind get_height, null, ratio

    # Render
    chart = d3.select(@el[0])
    list = chart.selectAll("li")
      .data(data, (d) -> d.id)
    list
      .style("height", height)
      .attr("class", get_class)
      .select("span")
        .text(get_value)

    list.enter().append("li")
      .attr("class", get_class)
      .style("height", height)
        .append("span")
        .text(get_value)
    list.exit()
      .remove()