1947

3.5

2015

7.8

2012

3.5

0.0

2001

6.7

1931

7.1

1996

6.1

1988

7.4

2006

6.7

1987

6.6

2007

6.3

1918

10.0

1996

6.7

2004

7.3

1942

5.0

1994

0.0

2008

4.0

1998

5.9

1922

0.0

1993

5.3