{
  "y_legend":{
    "text":   "Time of day",
    "style": "{color: #736AFF;}"
  },

  "elements":[
    {
      "type":      "line_hollow",
      "colour":    "#736AFF",
      "text":      "Avg. wave height (cm)",
      "font-size": 10,
      "width":     1,
      "dot-size":  12,
      "halo-size": 2,
      "values" :   [10,12,10,13]
    }
  ],


  "y_axis":{
    "max":   15
  }

}