1952

6.7

1949

5.3

1949

6.9

1979

6.5

1968

4.8

1990

7.4

1977

5.9

1984

3.3

1989

5.1

1982

5.0

1949

5.5

1996

6.7

1951

6.7

1987

6.5

1986

7.0

1990

5.7

1960

6.5

1954

4.3

1989

2.7

1987

5.5

1979

6.8

1987

5.0

1947

6.5

1980

5.3

1980

6.2

1948

5.0

1947

6.0

1949

6.1

1965

6.6

1973

6.5

2004

7.0

1949

7.7

1994

6.9

1988

6.1

2000

5.9

1950

6.0

1990

6.8

1976

7.5

1987

4.8

1988

4.4

1951

5.7

1956

0.0

1980

5.7

1978

6.1

1949

6.1

1968

5.7

1983

4.5

1955

6.1

1987

5.1

1951

0.0

1953

5.9

1962

6.3

1950

5.7

1968

4.9