1996

6.0

1986

6.0

1973

10.0

1988

0.0

1989

2.9

2010

5.9

1990

0.0

1981

6.0

1978

6.2

1982

6.3

1977

6.6

2014

7.7

1980

4.7

1997

6.7

1983

5.4