多个Y轴，如何让0刻度统一echarts 柱状配置项内容和展示

              var option = {
            title: {
                text:'折柱混合'
            },
            backgroundColor:['#FCCE10'],
            legend:{
                data:['月收益','月余额','月手数'],
                textStyle:{
                    fontStyle:'bold',
                    fontSize:16,
                }
            },
            tooltip: {
                trigger:'axis',
                axisPointer:{
                    type:'cross',
                    crossStyle:{
                        color:'#999',
                    }
                },
            },
            toolbox:{
                feature:{
                    dataView:{show:true,readOnly:false},
                    magicType:{show:true,type:['line','bar']},
                    restore:{show:true},
                    saveAsImage:{show:true}
                }
            },

            xAxis: {
                type:'category',
                data: ["01","02","03","04","05","06","07","08","09","10","11","12"],
                axisPointer:{
                    type:'shadow'
                }
            },
            yAxis: [
                {
                    type:'value',
                    name:'收益',
                    position:'left',
                    offset:50, 
                    default: false, 
                    axisLabel:{
                        formatter:'{value}'
                    }

                },
                {
                    type:'value',
                                        default: false, 
                    name:'余额 ',
                    position:'left',
                    axisLine : {onZero: true},                    
                    axisLabel:{
                        formatter:'{value}'
                    }

                },
                {
                    type:'value',
                    name:'手数',
                    position:'right',
                    axisLabel:{
                        formatter:'{value} '
                    }
                }
            ],
            series: [{
                name: '月收益',
                type: 'bar',
                lineStyle:{
                    normal:{
                        width:3,
                    },   
                },
                data: [80, 20, -36, -10, 10, 20,-5, 20, , ,],
                yAxisIndex:0,
            },
            {
                name: '月余额',
                type: 'line',
                lineStyle:{
                    normal:{
                        width:3,
                    },   
                },
                data: [80, 20, 36, 100, 100, 200,500, 540, 560, 710, , ],
                yAxisIndex:1,
            },
            {
                name: '月手数',
                type: 'line',
                yAxisIndex:1,
                lineStyle:{
                    normal:{
                        width:3,
                    },   
                },
                data: [8, 2, 3, 1, 1, 2,5, 2, 6, 10, 10, ],
                yAxisIndex:2,
            },
            ]
        };