1984

6.5

1992

7.4

1988

6.0

1996

6.0

1972

7.6

2020

0.0

1989

5.0

1984

4.8

2002

5.8

1996

6.7

1940

7.1

1979

7.2

1995

6.4

1987

6.8

1986

7.3

1981

4.7

1981

1.0

2016

6.0

1999

6.3

1965

4.3