1999

7.4

1968

7.3

1997

7.1

2002

8.4

2003

8.5

1930

7.8

1988

7.9

1979

8.3

2023

9.6

1999

6.8

2005

4.7

2009

6.3

1996

7.8

2002

6.6

2002

6.2

1975

6.6

2008

4.0

1965

0.0

2006

6.7

1987

8.1