2004

9.0

2009

7.5

2006

6.8

2010

7.9

1954

5.8

1967

2.8

2011

10.0

2023

9.4

1979

6.2

2015

6.2

2017

3.0

1947

5.6

2011

9.0

1978

7.3

1997

5.8

2022

8.0

2007

7.7

2020

4.2