2000

6.1

2003

6.6

1952

7.4

2005

7.0

2008

6.6

1966

7.2

1976

0.0

1981

6.8

1959

7.2

1928

6.7

1932

6.2

2005

6.5

1958

6.7

1991

6.5

2001

6.1

2004

6.8

1953

5.2

2002

0.0

1932

6.7

2016

7.1