1984

7.5

1977

7.0

1974

8.6

2008

6.7

2008

6.8

2006

6.9

1985

5.0

1993

6.6

1946

7.6

2003

6.7

2000

6.6

2005

6.1

2007

6.7

1926

0.0

1960

6.2

2010

5.2

1968

5.5

1959

2.0

2024

6.5

1967

7.0