2009

7.3

2006

7.8

2021

7.6

2005

8.1

1995

7.2

1986

8.0

2002

7.5

1999

7.7

1996

6.4

1995

8.2

2001

6.6

2018

7.5

1996

6.4

1967

7.7

1997

7.4

2014

5.2

2020

0.0

1990

7.1

1983

6.0

1969

8.2