1990

6.0

1981

6.6

1988

6.4

1980

6.3

1983

5.0

2000

10.0

1989

0.0

2007

6.5

2014

0.0

1999

0.0

1980

0.0

1984

5.0

1995

4.5

1987

5.2

1985

5.8

1996

0.0

1999

4.2

1996

0.0

1989

6.2

1976

0.0