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Table 2 Descriptive statistics of continuous variables

From: How does air pollution affect urban settlement of the floating population in China? New evidence from a push-pull migration analysis

Variable

Description

N

Mean

Std.Dev.

Min

Max

Staywilling

The willingness of long-term stay

116,283

0.829

0.377

0

1

PM2.5

PM2.5 annual average ratio

116,283

1.032

0.405

0.138

5.80

Lnpgdp

Per capita GDP ratio in logarithmic form

116,283

1.074

0.41

0.027

3.78

Unemployment

Ratio of unemployment rate

116,283

1.138

1.32

0.021

38.08

Undergraduate

The ratio of the number of college students per 10,000 people

116,283

7.232

18.12

0.001

1027.12

Pop

The ratio of the number of medical beds per 10,000 people

116,283

8.016

13.153

0.010

230.67

Perroad

Per capita road area ratio

116,283

1.017

0.67

0.096

9.12

Rubbish

The decontamination rate of urban refuse

116,283

1.075

0.307

0.197

5.09

Duration

Duration of this flow

116,283

6.017

5.99

0

69