2009

5.6

2006

7.6

1984

0.0

1992

7.0

1998

5.0

1984

6.5

1983

7.5

2005

8.5

1996

0.0

1986

5.8

2002

5.5

1990

0.0

1984

8.0

1991

6.3

1984

0.0

2006

7.2