Year

Urban land area

Gross Domestic Product

Urban resident population

Population efficiency

Economic efficiency

Population elastic indices ( $E{P}_i$ )

Economic elastic indices ( $E{G}_i$ )

1990

54.55

68.52

120.22

2.20

1.26

2000

71.51

377.45

140.03

1.96

5.28

1.79

0.15

2010

172.5

1825.76

174.43

1.01

10.58

4.14

0.54

2020

259.89

2010.31

223.74

0.86

7.74

1.66

4.32