2011

8.97

4.32

17.94

68.77

2012

10.20

4.62

20.19

64.99

2013

10.26

4.35

20.02

65.36

2014

13.71

4.08

21.65

60.56

2015

17.80

4.24

22.56

55.33

2016

20.86

5.64

25.81

47.61

2017

21.28

7.18

24.74

46.72

平均

12.41

5.63

20.13

61.80