2003

6.2

2010

6.8

2023

10.0

1995

5.4

1997

7.6

1997

6.1

2013

6.2

2021

6.2

2010

6.4

2008

7.3

1999

6.7

2012

6.3

5.0

2005

5.5

2009

5.9

2022

5.1

2012

7.2

2001

6.2

2005

6.9

2009

5.9