var options = {
  "xAxis": [
    {
      "type": "category",
      "categories": [
        "一月",
        "二月",
        "三月",
        "四月",
        "五月",
        "六月",
        "七月",
        "八月",
        "九月",
        "十月",
        "十一月",
        "十二月"
      ],
      "index": 0,
      "isX": true
    }
  ],
  "series": [
    {
      "name": "东京",
      "data": [
        49.9,
        71.5,
        106.4,
        129.2,
        144,
        176,
        135.6,
        148.5,
        216.4,
        194.1,
        95.6,
        54.4
      ],
      "_colorIndex": 0
    },
    {
      "name": "纽约",
      "data": [
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        78.8,
        98.5,
        93.4,
        106,
        84.5,
        105,
        104.3,
        91.2,
        83.5,
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      "_colorIndex": 1
    },
    {
      "name": "伦敦",
      "data": [
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        38.8,
        39.3,
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        47,
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        59,
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        52.4,
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        51.2
      ],
      "_colorIndex": 2
    },
    {
      "name": "柏林",
      "data": [
        42.4,
        33.2,
        34.5,
        39.7,
        52.6,
        75.5,
        57.4,
        60.4,
        47.6,
        39.1,
        46.8,
        51.1
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      "_colorIndex": 3
    }
  ],
  "yAxis": [
    {
      "title": {
        "text": "降雨量 (mm)"
      },
      "index": 0
    }
  ],
  "chart": {
    "style": {
      "fontFamily": "\"微软雅黑\", Arial, Helvetica, sans-serif",
      "color": "#333",
      "fontSize": "12px",
      "fontWeight": "normal",
      "fontStyle": "normal"
    },
    "type": "column"
  },
  "title": {
    "text": "月平均降雨量"
  },
  "subtitle": {
    "text": "数据来源: WorldClimate.com"
  },
  "tooltip": {
    "headerFormat": "<span style=\"font-size:10px\">{point.key}</span><table>",
    "pointFormat": "<tr><td style=\"color:{series.color};padding:0\">{series.name}：</td><td style=\"padding:0\"><b>{point.y:.1f} mm</b></td></tr>",
    "footerFormat": "</table>",
    "useHTML": true,
    "shared": true
  },
  "plotOptions": {
    "series": {
      "animation": false
    }
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}