变量

均值

标准差

最小值

最大值

Residential-Houseprice

4873.86

3457.09

1395.16

55,441.01

Non-Residential-Houseprice

7156.44

4862.89

100.25

50,149.34

PM2.5

37.70

12.17

3.37

68.48

Density

431.21

334.74

5.18

2648.22

School

1.95

2.02

0.02

33.98

Hospital

0.53

0.88

0.004

21.20

Population

477.16

1420.09

19.21

70,033.11

GDP

43,194.81

47,383.14

2027.05

990,345.61

Water

6520.91

7924.60

3.15

93,814

SO₂

4.63

5.03

0.0002

57.27

Dust

4.01

19.47

0.0011

600.47