2008

6.9

1987

5.3

1980

8.4

1982

6.4

1977

8.2

1936

5.9

2006

6.7

1937

6.7

1999

5.9

1994

6.0

1978

6.2

2006

6.9

2005

6.8

1989

7.2

1966

6.1

2010

6.0

1989

7.1

2024

9.4

1985

5.4

1968

7.1