2004

5.0

1992

5.0

2000

6.0

1996

5.0

1992

4.1

2013

5.8

1982

4.3

1989

7.3

1998

2.6

2000

0.0

1976

5.8

1983

4.0

2005

5.5

1979

7.5

1986

6.8

1985

6.7

1993

5.4

1987

5.1

1999

6.4