{

  "title":{
    "text":"Pie chart - some values are 0",
    "style":"{font-size: 30px;}"
  },

  "elements":[
    {
      "type":      "pie",
      "start-angle": 180,
      "colours":   ["#d01f3c","#356aa0","#C79810","#73880A","#D15600","#6BBA70"],
      "alpha":     0.6,
      "stroke":    2,
      "animate":   1,
      "values" :   [0,2,{"value":0,"text":"zero"},2,6]
    }
  ]
}

/*

&pie=60,#9933CC,{display: n-one; font-size:16px; color: #ff0000;},false,3&
&links=javascript:alert('9'),javascript:alert('6'),javascript:alert('7'),javascript:alert('9'),javascript:alert('5'),javascript:alert('7'),javascript:alert('6'),javascript:alert('9'),javascript:alert('9')&
&tool_tip=Value: #val#%25&

*/