柱形范围图给的两个值相同，表中不显示 about aachartkit HOT 4 CLOSED

Highcharts.chart('container', {

    chart: {
        type: 'columnrange',
        inverted: true
    },

    title: {
        text: 'Temperature variation by month'
    },

    subtitle: {
        text: 'Observed in Vik i Sogn, Norway, 2021 | ' +
            'Source: <a href="https://www.vikjavev.no/ver/" target="_blank">Vikjavev</a>'
    },

    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
            'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
    },

    yAxis: {
        title: {
            text: 'Temperature ( °C )'
        }
    },

    tooltip: {
        valueSuffix: '°C'
    },

    plotOptions: {
        columnrange: {
            borderRadius: '50%',
            dataLabels: {
                enabled: true,
                format: '{y}°C'
            }
        },
        series: {
            minPointLength: 3
        }
    },
   

    legend: {
        enabled: false
    },

    series: [{
        name: 'Temperatures',
        data: [
            [-13.9, 5.2],
            [-16.7, 10.6],
            [0, 0],
            [-4.4, 16.8],
            [-2.1, 27.2],
            [5.9, 29.4],
            [6.5, 29.1],
            [4.7, 25.4],
            [4.3, 21.6],
            [-3.5, 15.1],
            [-9.8, 12.5],
            [-11.5, 8.4]
        ]
    }]

});

plotOptions: {
        ...
        ...
        series: {
            minPointLength: 3 //柱状图, 条形图, 柱形范围图, 瀑布图, 箱线图(盒须图)直接设置单个图形元素的最小高度
        }
    },