1991

6.8

2007

0.0

2009

6.2

2012

6.4

2012

0.0

2013

4.4

1913

0.0

1995

6.2

1893

5.5

1918

6.0

2000

5.3

1904

5.5

2004

7.1

1965

7.0

1959

5.6

1946

7.3

1912

6.2

1908

5.5

2003

7.2

1933

6.9