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china-polutation-predict's Introduction

**人口老龄化的计算

数据来源:

born.csv 包含了**从1949年到2022年的出生人数。

标准:

  • 0-20岁为青年儿童
  • 20-60岁为工作人群
  • 60岁以上为老年人群

假设:

  • 新生儿数量将从2023年开始每年减少5%,直到每年达到500万。
  • 人们的平均寿命为78岁。(有些人会早逝,有些人会长寿,但平均值为78岁。)
  • 不考虑人口迁移,因为**有严格的迁移政策。
  • 不考虑1949年以前出生的人,他们不会影响趋势。

程序

main.py 计算和预测**人口老龄化情况。

结果:

各年龄段人口数走势图

img_1.png

人口结构占比走势图

img_2.png

人口平均年龄走势图

img.png

china-polutation-predict's People

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