1998

5.8

2008

6.9

1987

7.3

2003

6.9

1994

7.5

1935

6.4

1953

6.7

1926

7.9

1981

6.9

2010

5.9

1995

6.9

2002

7.0

1963

7.2

1991

0.0

1983

0.0

1999

4.4

2005

5.6

1966

6.4

2025

8.0

1993

0.0