2007

0.0

2014

6.5

2009

6.8

2005

0.0

2008

7.7

2023

0.0

2016

5.8

2005

0.0

2004

4.8

2025

2.0

2010

7.1

2003

7.0

2005

7.0

2015

6.3

2021

7.4

2018

6.7

2005

6.8

2004

4.5

1987

3.7

1978

7.0