2005

8.0

1987

4.3

1998

5.3

1983

1.0

1992

2.2

1986

5.8

1974

0.0

1988

4.0

1979

3.0

2004

6.4

1987

5.0

2004

5.0

1990

2.0

1996

2.7

1992

5.7

1984

0.0

1995

6.0