Y2 axis showing in decimal in C# combination chart : I have tried C3 Combination chart with the below data. it showing Y2 axis in decimal points. So I couldn't see data2 points in my chart.

    var chart = c3.generate({data: {columns: [['data1', 30543, 2045346, 
    50765767, 4067657, 605676, 50665],['data2', 200, 130, 90, 240, 130, 
    220]],type: 'bar',types: {data2: 'line'}},axis: {y2: {show: true}}});

Let me know the solution