1998

6.7

1973

6.3

1982

5.5

1978

2.0

1979

7.2

1979

6.2

1992

7.2

1971

6.6

1979

6.6

1983

5.7

1972

6.7

2001

3.0

1968

6.2

1972

6.6

1969

7.1

1993

7.4

1993

5.0

1982

5.2

1980

4.8

1967

0.0

1982

6.8

1970

5.0

1996

0.0

1991

7.2

1992

7.1

1969

6.6

1992

7.0

1983

0.0

1999

0.0

1993

6.1

1984

5.4

1993

6.2

1977

5.1

1972

6.1

1971

5.8

1967

6.5

1976

5.0

1972

6.7

1970

6.3

1977

6.0

1972

6.2

1973

6.7

1971

6.9

1973

0.0

1969

5.9

1993

6.5

1993

0.0

1969

6.6

1977

6.2

1975

0.0

1974

5.9

1992

6.5

1980

5.9

1971

6.8

1976

5.3

1967

6.7

1969

4.0

1975

6.7

1979

4.1

1975

6.0

1968

5.9

1976

6.4

1975

6.2

1986

0.0

1972

5.8

1992

6.2

1970

6.3

1993

0.0