2004

5.9

2000

6.5

2021

0.0

2003

4.9

1998

6.0

1974

4.2

2008

6.1

1932

7.4

1961

7.7

2006

5.4

2008

4.0

2011

5.9

2009

7.0

2001

6.8

1979

7.2

2019

6.2

2021

8.0

2020

7.5

2008

2.5

2009

6.2