var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',1083,3166,2964,2844,2765,2138,1075,1023,2369,2771,2625,2355,2175,917,842,1873,2615,2268,2120,2093,757,793,2451,2430,2372,2065,1927,1555,678], ['Bars',1083,3166,2964,2844,2765,2138,1075,1023,2369,2771,2625,2355,2175,917,842,1873,2615,2268,2120,2093,757,793,2451,2430,2372,2065,1927,1555,678] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for SeuratObject', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['05/12','05/13','05/14','05/15','05/16','05/17','05/18','05/19','05/20','05/21','05/22','05/23','05/24','05/25','05/26','05/27','05/28','05/29','05/30','05/31','06/01','06/02','06/03','06/04','06/05','06/06','06/07','06/08','06/09'], tick: { rotate: -80, multiline: false } } } });