2002

6.4

1983

6.5

1988

6.7

2003

6.7

1967

7.6

1988

6.3

2008

6.1

1986

6.7

1995

7.3

1988

7.6

1996

6.9

2006

6.1

1933

7.5

2006

5.5

1995

5.4

2001

6.1

2023

3.9

2001

5.5

1995

5.2

1996

6.0