2005

6.4

2023

4.5

2001

7.8

1966

7.3

1999

7.0

2006

6.1

2004

6.6

2005

6.7

1988

7.7

1947

6.0

1946

6.0

1969

6.0

1973

7.4

1998

5.5

1992

7.4

1944

7.6

2007

7.5

2002

5.3

2001

6.3

1996

5.6