Regionalization zoning

Grade I

Grade II

Grade III

Grade IV

Grade V

Total

Quality improvement area

3144.11

7045.28

8425.46

6565.55

2600.65

27781.05

Intensive regulation area

246.13

122.13

491.02

0

0

859.28

Quantity promotion area

1684.58

272.34

0

0

0

1956.93

Comprehensive improvement area

950.45

5313.68

4381.2

2926.76

467.2

14039.29

Health improvement area

1175.84

1673.84

2983.97

4449.22

1603.84

11886.72

Total

7201.12

14427.29

16281.65

13941.53

4671.68

56523.27