Year Dollars 1997-01-01 4069549 2003-01-01 195589 2004-01-01 104836 2005-01-01 1445555 2006-01-01 2018163 2007-01-01 10290865 2009-01-01 15738453 2011-01-01 6869861 2012-01-01 8042087 2013-01-01 12290579 2014-01-01 3338450 2015-01-01 2016938 2016-01-01 723470