2002

6.6

2001

6.7

1983

7.2

2004

6.6

1997

6.5

2007

7.1

2006

6.9

2006

6.0

2007

6.2

2004

6.3

1988

7.4

1931

4.3

2023

2.0

1994

5.2

2007

5.1

1992

6.2

2007

6.3

2004

6.5

2007

5.3

1936

6.5