Year	US Dollars, Sum Over Component Sub-periods
1993-01-01	-54920000
1994-01-01	-1231990000
1995-01-01	-1578800000
1996-01-01	-240360000
1997-01-01	-52840000
1998-01-01	554680000
1999-01-01	-728610000
2000-01-01	-739560000
2001-01-01	-142010000
2002-01-01	-3543070000
2003-01-01	-1411280000
2004-01-01	-1711410000
2005-01-01	-2303240000
2006-01-01	2629740000
2007-01-01	-3886360000
2008-01-01	158960000
2009-01-01	787160000
2010-01-01	-130000
2011-01-01	-90110000
2012-01-01	21980000
2013-01-01	-97310000