Year	US Dollars, Sum Over Component Sub-periods
1996-01-01	588092390000
1997-01-01	591631830000
1998-01-01	627293130000
1999-01-01	651083860000
2000-01-01	675753160000
2001-01-01	696604960000
2002-01-01	744832740000
2003-01-01	886546170000
2004-01-01	1033316990000
2005-01-01	1128373890000
2006-01-01	1235912860000
2007-01-01	1461579230000
2008-01-01	1622254510000
2009-01-01	1451666760000
2010-01-01	1504068640000
2011-01-01	1651292810000
2012-01-01	1610396890000
2013-01-01	1694527500000