1982

5.5

2016

3.5

1957

6.2

1953

6.8

1989

5.7

1974

7.0

1965

5.7

1979

6.7

1969

4.4

1977

7.0

1961

6.4

1997

6.2

2006

6.7

1973

7.5

1984

5.9

2007

6.8

1991

5.5

1955

6.0

1984

6.3

1956

7.0