Newer
Older
PERIOD VALUE
1997 7264
1998 7384
1999 8369
2000 8855
2001 9915
2002 11132
2003 11750
2004 13390
2005 14999
2006 17520
2007 19639
2008 18236
2009 18671
2010 17928
2011 23778
2012 24548
2013 27509
2014 30680
2015 34389
2016 39204
2017 44732
2018 46654