1975

5.0

1974

5.0

1980

6.0

1993

5.7

1996

3.7

2007

5.8

1972

7.0

0.0

1974

0.0

1985

2.5

1973

5.4

2016

6.8

1976

6.5

1983

7.5

1994

0.0

2023

10.0

1971

6.6

2023

10.0

1969

4.9

1982

0.0

2005

4.2

1972

7.5

1997

7.0

1980

10.0

2002

7.5

1985

5.1

2009

6.1

1980

7.0

1980

8.3

2000

7.1

2006

6.0

1972

6.1