Year	Dollars
1992-01-01	350821142
1997-01-01	497091206
2002-01-01	579740130
2003-01-01	604510864
2004-01-01	716552118
2005-01-01	947457112
2006-01-01	899977197
2007-01-01	963565599
2008-01-01	1178872084
2009-01-01	858538148
2010-01-01	1128811091
2011-01-01	1501174393
2012-01-01	1446746235
2013-01-01	1150133948
2014-01-01	1261353031
2015-01-01	1163845151
2016-01-01	1006762271