2014

6.7

2000

7.1

1944

7.6

1989

6.9

2005

6.7

1994

6.8

1999

6.8

2020

5.9

2006

5.5

1916

6.6

2007

5.7

1935

8.0

2009

5.9

1992

6.6

2007

5.6

1967

6.5

1969

6.2

1997

0.0

1934

7.8

1974

5.4