{
  "xAxis": {
    "type": "category",
    "data": ["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"]
  },
  "yAxis": {
    "type": "value"
  },
  "series": [
    {
      "data": [120, 200, 150, 80, 70, 110, 130],
      "type": "bar",
      "showBackground": true,
      "backgroundStyle": {
        "color": "rgba(180, 180, 180, 0.2)"
      }
    }
  ]
}