2001

7.5

1955

7.5

1932

7.0

1919

6.9

1995

7.3

1943

7.7

1975

7.5

2006

8.2

1962

7.9

1999

6.8

2015

7.0

1990

7.8

2003

7.6

1994

7.4

2017

6.5

1950

8.1

1993

7.4

1964

0.0

1971

0.0

2006

6.4