2004

7.1

1991

6.8

1995

6.2

1893

5.5

2009

6.2

1984

6.9

2006

7.5

2002

6.6

2004

7.5

1908

5.5

2003

7.2

1933

6.9

1901

6.2

1956

6.0

1958

6.3

1914

4.9

1916

5.8

1922

4.9

1926

4.0

1945

6.8