is.series.name +': '+ this.y +' %<br/>'+
      'Total: '+ this.point.stackTotal + ' %';
    }
  },
  plotOptions: {
    series: {
      groupPadding: 0,
      stacking: 'normal',
	    shadow: true
    }
  },
  series: [
  	{
type: 'column',
color: '#68b65c',
name: 'OK',
data: [
  1.73,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.04,0.13,0.24,0.38,0.38,0.22,0.04,0.01,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.