2008

3.7

2009

5.3

1988

0.0

2015

2.5

1985

2.0

1996

6.0

1986

3.8

1987

6.0

1984

4.3

1989

0.0

2018

0.0

2003

4.5

1992

8.0

1991

7.0

1980

0.0

1993

7.0