2009

8.5

1964

7.4

2020

6.8

1938

6.7

1988

6.8

1977

4.6

2013

8.1

2007

8.6

2021

9.2

2019

10.0

2017

9.5

6.4

2002

5.5

6.0

2015

7.0

1943

6.7

2009

6.0

2010

7.3

1956

5.1