1987

0.0

1973

5.0

1970

5.8

1964

7.9

1994

4.2

1995

7.0

1984

5.7

1972

5.6

1973

7.2

1996

6.0

1968

6.7

1979

7.0

1992

5.5

1977

0.0

1984

7.5

1972

6.8

1969

6.0

2002

4.0

2004

7.8

1979

5.0