2007

7.2

2005

5.9

1975

7.3

2005

6.2

1974

5.7

1998

7.5

2003

7.1

1978

6.2

2003

6.1

1938

0.0

2001

7.5

1962

7.2

2008

6.2

1995

6.3

2007

7.0

2022

9.0

1994

8.3

1988

7.0

1999

6.5

2001

7.7