2008

7.7

2013

7.2

2010

6.7

2009

5.4

2024

7.1

2006

6.6

2008

6.6

2000

6.1

2011

6.2

2009

6.7

2006

5.6

2008

6.6

2002

6.1

2008

6.9

2021

7.9

1985

5.9

2006

6.7

2008

6.5

2005

5.0

2008

6.5