2007

6.8

1952

7.2

2007

6.4

2005

6.9

1958

5.9

1957

7.0

1956

6.6

1989

6.3

2005

7.3

2004

5.0

1992

5.6

2006

6.7

2020

8.0

1933

0.0

1965

7.7

1996

6.8

1953

6.5

2005

6.9

1988

0.0

1941

5.7