Year	Dollars
1992-01-01	237759589
1997-01-01	434899853
2002-01-01	392653572
2003-01-01	431824731
2004-01-01	711017648
2005-01-01	526168721
2006-01-01	681637130
2007-01-01	735034262
2008-01-01	813037078
2009-01-01	767321158
2010-01-01	948995210
2011-01-01	999962883
2012-01-01	1467322111
2013-01-01	948699370
2014-01-01	1030516742