2004

6.5

1965

7.5

1995

7.3

1975

7.8

2002

4.3

2006

7.2

2003

7.2

2004

7.8

2001

6.5

1998

6.9

2002

7.0

1927

7.9

1930

6.2

2015

5.5

2005

7.4

1932

7.8

1919

6.2

1963

7.1

1943

8.2

1930

7.3