1962

7.6

1972

7.0

2020

7.0

2014

6.7

2001

6.8

1994

6.7

1988

5.6

2006

6.8

1988

7.2

1983

6.8

1997

6.1

2015

7.6

2003

0.0

2014

4.0

2023

6.5

1945

0.0

1985

8.3

1994

7.5

2005

7.4

2017

0.0