Year	US Dollars, Sum Over Component Sub-periods
1998-01-01	-6321000000.000000
1999-01-01	5180000000.000000
2000-01-01	1922000000.000000
2001-01-01	34775000000.000000
2002-01-01	32291000000.000004
2003-01-01	54873000000.000000
2004-01-01	108152000000.000000
2005-01-01	95349000000.000000
2006-01-01	49305000000.000000
2007-01-01	94232000000.000000
2008-01-01	40126000000.000000
2009-01-01	198470000000.000000
2010-01-01	286865000000.000000
2011-01-01	265500000000.000000
2012-01-01	-16700000000.000000