2001

7.5

1993

7.4

1943

7.7

1995

7.3

1975

7.5

1923

5.0

2006

8.2

1962

7.9

1946

5.9

1949

6.1

1994

7.3

2000

7.1

1952

6.7

1980

6.8

1983

0.0

1996

5.8

1997

6.6

1965

6.8

1956

7.0

1989

7.5