2003

7.8

1979

6.9

1987

7.8

1954

7.9

1949

5.5

1999

7.1

2001

7.9

1928

7.0

1952

6.3

1983

2.6

1927

7.5

1924

7.6

2000

7.1

1948

6.0

1989

7.1

1970

7.4

1955

6.2

1930

5.0

1955

6.8

2001

7.3