2006

7.6

1998

7.3

2021

6.8

2017

3.4

1985

8.3

2006

2.0

2002

6.2

2013

5.8

2010

4.6

2006

6.3

2008

5.0

2006

5.5

2005

5.9

2016

6.5

2017

6.2

2009

3.8

2008

5.9

2009

6.6

2007

4.6

1984

4.8