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数据来源：

https://data.cdc.gov/NCHS/Provisional-COVID-19-Deaths-by-Sex-and-Age/9bhg-hcku

temp1 是第一个 td（Age Group）

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var td = $(temp1);
var table = td.closest('table')
var n = td.index()
var rs = []

table.find('tr').each((a,b)=>{
	console.log(b)
	let td1 = $(b).find('td:eq('+n+')');
	let td2 = $(b).find('td:eq('+(n+1)+')');
	//console.log(td1,td2)
	let t1 = $.trim($(td1).text())
	let t2 = $.trim($(td2).text())
	console.log(t1,t2)
	rs.push({
		t:t1,
		v:t2
		})
})

美国 covid 死亡人数

美国人口 3.319 亿 (2021 年)

从 2020-01-01 到 2022-11-26

  • 各种原因死亡人数： 9,691,052
  • 新冠：1,073,957
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[
  {
      "t": "All Ages 各年龄段总数",
      "v": "1,073,957"
  },
  {
      "t": "Under 1 year",
      "v": "385"
  },
  {
      "t": "0-17 years",
      "v": "1,372"
  },
  {
      "t": "1-4 years",
      "v": "208"
  },
  {
      "t": "5-14 years",
      "v": "428"
  },
  {
      "t": "15-24 years",
      "v": "2,858"
  },
  {
      "t": "18-29 years",
      "v": "6,688"
  },
  {
      "t": "25-34 years",
      "v": "11,870"
  },
  {
      "t": "30-39 years",
      "v": "19,136"
  },
  {
      "t": "35-44 years",
      "v": "29,076"
  },
  {
      "t": "40-49 years",
      "v": "44,856"
  },
  {
      "t": "45-54 years",
      "v": "69,339"
  },
  {
      "t": "50-64 years",
      "v": "196,036"
  },
  {
      "t": "55-64 years",
      "v": "153,924"
  },
  {
      "t": "65-74 years",
      "v": "243,622"
  },
  {
      "t": "75-84 years",
      "v": "278,544"
  },
  {
      "t": "85 years and over",
      "v": "283,703"
  }
]
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let total = rs.reduce((pre,a)=>{    
  return  a.v.replace(/,/g,'')*1 + pre
},0)

rs.forEach((a)=>{    
	a.percent = (a.v.replace(/,/g,'')*100/ total).toFixed(3) + '%'
})

对比参考

  • 中国人口：14.12 亿 (2021 年)
  • 2021年 死亡 1014万人 死亡率为7.18‰