2005

7.8

1980

5.9

2017

6.9

2003

7.0

1996

7.6

2001

6.0

2012

6.2

2008

6.2

2012

6.0

2010

6.9

1972

6.6

2024

9.9

2013

6.5

2003

6.8

2015

10.0

2006

4.9

2020

6.7

1949

6.2

2015

5.9

2007

3.0