1990

3.0

1987

6.7

1975

7.3

1959

7.5

1993

8.3

1995

0.0

1989

6.7

1994

4.3

1954

5.5

1989

6.5

1988

7.0

1994

7.8

1981

5.6

1972

5.2

1993

7.7

2005

8.1

1968

7.1

1982

6.8

1980

0.0

1967

6.8

2004

6.3

1973

7.0

1976

6.0

1977

7.3

1966

5.0

1969

6.5

1982

6.2

1971

6.9

1966

7.6

1960

6.5

1984

7.3

1985

5.6

2003

6.2

1974

6.4

1976

7.5

2013

5.6

1977

4.2

1962

6.0

1966

7.3

1990

8.0

1982

7.4

1975

7.3

1982

6.4

1973

5.5

1972

5.7

1959

6.1

1965

5.4

1963

7.2

1975

6.1

1989

4.4

1973

4.9

1964

7.1

1968

6.2

1977

4.8

1963

7.8

1997

7.6

1988

5.5

1974

7.3

1999

8.3

1977

7.6