2007

6.5

2004

7.7

2006

7.5

1940

7.9

1990

7.2

1998

4.4

1976

7.2

1959

5.7

2001

7.8

1930

7.8

1998

8.3

2012

7.7

2014

6.0

2021

0.0

2013

6.1

1985

7.2

1987

6.9

2022

4.6

2020

6.2

1990

5.5