2002

4.9

1983

6.0

1981

3.0

1999

4.5

1977

9.2

1991

7.4

1983

6.7

1993

5.7

1982

5.5

1991

6.5

1979

7.0

2006

7.1

1982

8.0

1975

8.2

1975

8.1

1984

7.5

1980

7.0

1977

7.0

1986

7.0

1963

8.0