Year	US Dollars, Sum Over Component Sub-periods
1998-01-01	22228000000.000000
1999-01-01	22800000000.000000
2000-01-01	27216000000.000004
2001-01-01	28563000000.000000
2002-01-01	23289000000.000000
2003-01-01	26313000000.000000
2004-01-01	25689000000.000000
2005-01-01	55387000000.000000
2006-01-01	59707000000.000010
2007-01-01	75432000000.000000
2008-01-01	83207000000.000000
2009-01-01	116783000000.000000
2010-01-01	168324000000.000000
2011-01-01	214600000000.000000
2012-01-01	202600000000.000000