2011

8.0

2005

5.8

2014

5.1

2015

0.0

2002

6.2

1978

7.4

1992

7.0

1995

7.7

2007

6.5

2006

6.4

2022

0.0

2006

5.5

1998

7.3

2008

5.1

2008

4.4

2021

4.7

2001

4.5

2023

5.9

2007

4.3

2009

3.9