var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',711,845,541,447,389,648,813,699,832,792,399,433,710,790,766,836,698,466,470,749,874,1030,895,752,534,397,796,888,980,798], ['Bars',711,845,541,447,389,648,813,699,832,792,399,433,710,790,766,836,698,466,470,749,874,1030,895,752,534,397,796,888,980,798] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for IRkernel', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['01/22','01/23','01/24','01/25','01/26','01/27','01/28','01/29','01/30','01/31','02/01','02/02','02/03','02/04','02/05','02/06','02/07','02/08','02/09','02/10','02/11','02/12','02/13','02/14','02/15','02/16','02/17','02/18','02/19','02/20'], tick: { rotate: -80, multiline: false } } } });