1996

6.8

2012

8.4

2007

7.4

2002

7.7

2005

6.8

2012

6.1

2002

5.3

2018

8.2

2004

8.6

2009

5.9

2024

8.2

5.8

2011

5.1

2021

5.5

2011

6.8

2010

7.1

2014

5.8

2018

7.9

2013

9.3

2014

8.3