Year	US Dollars, Sum Over Component Sub-periods
1995-01-01	1651000000
1996-01-01	1708000000
1997-01-01	1916000000
1998-01-01	2589000000
1999-01-01	2746000000
2000-01-01	3612000000
2001-01-01	2762000000
2002-01-01	2455000000
2003-01-01	2817000000
2004-01-01	3006000000
2005-01-01	5608000000
2006-01-01	8357000000
2007-01-01	10888000000
2008-01-01	7415000000
2009-01-01	5650000000
2010-01-01	6277000000
2011-01-01	7787000000
2012-01-01	7598000000
2013-01-01	8150000000
2014-01-01	9127000000