var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',1579,1797,1718,1609,1422,796,780,1561,1648,1554,1534,1426,1044,717,1469,1709,1438,1600,1234,768,1112,1577,1462,1477,1349,1595,760,752,1532], ['Bars',1579,1797,1718,1609,1422,796,780,1561,1648,1554,1534,1426,1044,717,1469,1709,1438,1600,1234,768,1112,1577,1462,1477,1349,1595,760,752,1532] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for spdep', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['03/03','03/04','03/05','03/06','03/07','03/08','03/09','03/10','03/11','03/12','03/13','03/14','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'], tick: { rotate: -80, multiline: false } } } });