2009 7.8

2004 6.0

2008 5.8

2021 5.2

2004 7.6

2013 7.3

2016 6.2

2013 6.8

2003 6.9

2010 7.6

1998 7.1

2016 6.5

2002 7.2

2000 8.3

2007 7.3

2016 7.4

2016 6.3

1995 5.5

2010 6.5

2003 7.9