2019

8.6

0.0

2015

7.7

2014

6.5

1966

7.6

1961

0.0

2005

8.0

2020

8.2

2000

1.0

1971

7.3

2016

8.4

2009

5.5

2009

4.5

1984

6.8

2008

6.3

1994

7.5

2020

7.4

2025

8.3

2005

6.4

2008

4.6