2005

6.1

1932

7.4

2009

8.0

1972

6.2

1993

7.8

2018

7.4

2006

7.3

2000

5.0

1963

8.3

2006

6.7

1991

7.6

2004

6.9

1939

6.7

1991

6.3

1961

7.7

1970

8.2

2006

6.1

2017

7.3

1980

6.7

1963

7.5