1978

7.0

2008

4.0

1987

6.3

1984

6.1

1983

0.0

1993

6.4

1979

5.3

1979

4.5

1986

0.0

2001

7.4

1984

7.4

1981

5.0

1982

7.1

1988

2.8

1981

6.7

2013

7.5

1998

7.0