Year Dollars 1992-01-01 418058 1997-01-01 280570 2002-01-01 746468 2003-01-01 7218461 2004-01-01 2384647 2005-01-01 4101989 2006-01-01 2316924 2007-01-01 2626069 2008-01-01 2230143 2009-01-01 1157620 2010-01-01 2480497 2011-01-01 3227065 2012-01-01 2664309 2013-01-01 3104094 2014-01-01 3755299 2015-01-01 6488224 2016-01-01 2627157