2001

7.9

1999

8.5

1975

8.4

1995

8.0

2025

0.0

1994

8.5

2021

6.2

1955

7.5

1983

7.2

1930

7.3

1986

7.9

1972

8.7

1974

8.6

2002

6.7

2005

6.7

1997

7.4

1986

7.5

1953

8.0

1982

6.4

1985

6.0