年份

M0

M1

M2

2010

16.7

21.2

19.7

2011

13.8

7.9

13.6

2012

7.7

6.5

13.8

2013

7.2

9.3

13.6

2014

2.9

3.2

12.2

2015

4.9

15.2

13.3

2016

8.1

21.4

11.3

2017

3.4

11.8

8.1

2018

3.6

1.5

8.1

2019

5.4

4.4

8.7

2020

9.2

8.6

10.1

2021

7.7

3.5

9