     super @width, @height
   create_axes: ->
     @x_axis = d3.svg.axis().scale(@x).orient("bottom")
-    @y_axis = d3.svg.axis().scale(@y).orient("left")
+    @y_axis = d3.svg.axis().scale(@y).orient("left").ticks(5)
   create_svg: ->
     @svg = d3.select("#contributors-master").append("svg")
     .attr("width", @width + @MARGIN.left + @MARGIN.right)

  create_scale: ->
    super @width, @height
  create_axes: ->
    @x_axis = d3.svg.axis().scale(@x).orient("bottom").tickFormat(d3.time.format("%m/%d"));
    @y_axis = d3.svg.axis().scale(@y).orient("left")
  create_area: (x, y) ->
    @area = d3.svg.area().x((d) ->
      parseDate = d3.time.format("%Y-%m-%d").parse

    .append("g")
    .attr("transform", "translate(" + @MARGIN.left + "," + @MARGIN.top + ")")
  draw_path: (data) ->
    @svg.append("path").datum(data).attr("class", "area-contributor").attr("d", @area)
  draw: ->
    @create_scale()
    @create_axes()
