 %'
                            }
                        }
                    },
                    yAxis: {name: 'axisLabel formatter string'}
                });
                baseTop += height + gap;
                makeCategoryGrid(option, {
                    grid: {
                        top: baseTop,
                        height: height
                    },
                    xAxis: {
                        axisPointer: {
                            show: true,
                         