District

Year

Huicheng

Huiyang

Huidong

Boluo

Longmen

Dayawan

Zhongkai

Average

Range

CV (%)

2008

4.35

4.68

4.20

5.42

6.29

6.33

-

4.75

2.13

13.55

2009

4.55

4.70

4.66

5.74

6.86

5.96

-

5.02

2.31

13.17

2010

4.63

4.66

5.24

5.77

7.41

5.24

-

5.19

2.78

13.37

2011

4.60

4.30

5.63

5.82

7.64

4.87

4.30

5.19

3.34

16.30

2012

4.56

4.12

5.53

5.59

7.37

4.67

4.23

5.04

3.25

15.94

2013

4.86

4.31

5.60

5.37

6.49

4.69

4.26

5.09

2.68

12.80

2014

4.86

4.32

5.72

5.13

5.81

5.23

4.45

5.03

1.49

9.98