var chart = c3.generate({
    bindto: '#pkgchart',
	size: {
        height: 260
        //width: 480
    },
    data: {
      columns: [
        ['Trend',91,67,53,67,47,15,23,14,33,21,14,7,11,23,21,42,25,24,20,18,26,24,33,67,13,17,6,22,17,24],
        ['Bars',91,67,53,67,47,15,23,14,33,21,14,7,11,23,21,42,25,24,20,18,26,24,33,67,13,17,6,22,17,24]      ],
      axes: {
        Bars: 'y2'
      },
      types: {
        Bars: 'bar' // ADD
      },
	  colors: {
            Trend: 'green',
            Bars: 'orange'
        }
    },
    axis: {
      y: {
        label: {
          text: 'Downloads for easyPubMed',
          position: 'outer-middle'
        }
      },
      y2: {
        show: false,
        label: {
          text: 'Y2 Label',
          position: 'outer-middle'
        }
      },
	  x: {
            type: 'category',
            categories: ['12/31','01/01','01/02','01/03','01/04','01/05','01/06','01/07','01/08','01/09','01/10','01/11','01/12','01/13','01/14','01/15','01/16','01/17','01/18','01/19','01/20','01/21','01/22','01/23','01/24','01/25','01/26','01/27','01/28','01/29'],
			tick: {
                rotate: -80,
                multiline: false
            }
        }
    }
});