var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',99,247,70,100,83,75,47,33,68,76,87,52,54,121,31,53,29,258,54,58,51,37,28,78,61,61,68,57,143], ['Bars',99,247,70,100,83,75,47,33,68,76,87,52,54,121,31,53,29,258,54,58,51,37,28,78,61,61,68,57,143] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for OpenImageR', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['03/15','03/16','03/17','03/18','03/19','03/20','03/21','03/22','03/23','03/24','03/25','03/26','03/27','03/28','03/29','03/30','03/31','04/01','04/02','04/03','04/04','04/05','04/06','04/07','04/08','04/09','04/10','04/11','04/12'], tick: { rotate: -80, multiline: false } } } });