2005

7.1

1966

8.5

2000

6.0

1990

7.5

1973

6.5

1984

6.9

2003

6.8

1952

7.7

1994

5.9

2019

7.8

1964

7.8

1902

7.9

2005

6.7

2001

7.7

1984

6.2

2003

7.5

1971

6.2

1998

5.8

1991

6.7

1974

7.3