1999

5.7

1940

7.8

1985

7.2

1998

6.9

2001

7.1

2002

7.4

2010

7.3

2007

4.5

2023

7.6

2006

5.9

2005

5.0

1977

6.3

2006

7.0

1987

7.3

1957

5.7

2007

6.2

1949

6.0

1973

6.7

2005

5.9

1960

6.3