Year	US Dollars, Sum Over Component Sub-periods
1993-01-01	162230000
1994-01-01	214330000
1995-01-01	201460000
1996-01-01	150140000
1997-01-01	266120000
1998-01-01	580460000
1999-01-01	305100000
2000-01-01	387260000
2001-01-01	542440000
2002-01-01	284540000
2003-01-01	918950000
2004-01-01	965780000
2005-01-01	2941190000
2006-01-01	1787460000
2007-01-01	2720010000
2008-01-01	1748660000
2009-01-01	1910280000
2010-01-01	1599690000
2011-01-01	338910000
2012-01-01	1513930000
2013-01-01	911730000