Year	Dollars
1992-01-01	322478807
1997-01-01	915431645
2002-01-01	2105324036
2003-01-01	2236606114
2004-01-01	1654294389
2005-01-01	1517260081
2006-01-01	1346194177
2007-01-01	1250742505
2008-01-01	1073988929
2009-01-01	1008378473
2010-01-01	1275598148
2011-01-01	1217953171
2012-01-01	1118156512
2013-01-01	1121072165
2014-01-01	1205758102
2015-01-01	1201766969
2016-01-01	1244698582