Year	Dollars
1992-01-01	15115886
1997-01-01	35057242
2002-01-01	125943119
2003-01-01	225726884
2004-01-01	269905449
2005-01-01	383660960
2006-01-01	381660360
2007-01-01	529232749
2008-01-01	584453799
2009-01-01	703630532
2010-01-01	807577900
2011-01-01	893417826
2012-01-01	1041777095
2013-01-01	1340988276
2014-01-01	1648081899
2015-01-01	1920509337
2016-01-01	1737180257