2004

5.8

1997

5.2

1977

8.0

1973

6.9

1976

7.2

1986

5.5

1977

6.8

1993

7.1

1982

0.0

1973

6.4

1986

7.1

2001

4.7

1969

6.1

2023

0.0

1997

2.9

1984

7.5

1981

0.0

1996

7.8

1975

4.0

1989

5.0

1971

4.2

1970

5.0

1975

7.2

1980

0.0

1978

5.9

1999

7.5

1975

4.7

1979

6.3

1956

4.6

1986

5.0

1978

7.5