2006

6.3

2006

5.5

2002

6.2

2010

4.6

2017

6.8

1992

7.0

2008

5.6

2007

6.6

1985

8.3

1995

7.7

2020

4.8

1978

7.5

2017

6.2

2005

6.0

1998

7.3

2006

7.6

2013

6.7

2008

5.0

2021

10.0

2003

4.7