Year	Dollars
1992-01-01	102200714
1997-01-01	56839414
2002-01-01	33518654
2003-01-01	47865895
2004-01-01	121716874
2005-01-01	105507758
2006-01-01	70908864
2007-01-01	106318840
2008-01-01	185498138
2009-01-01	174349617
2010-01-01	368103315
2011-01-01	379334091
2012-01-01	306070280
2013-01-01	359758468
2014-01-01	350833877
2015-01-01	279152322
2016-01-01	271045051