Year	US Dollars, Sum Over Component Sub-periods
1998-01-01	43752000000.00000
1999-01-01	38752000000.00000
2000-01-01	38399000000.00000
2001-01-01	44241000000.00000
2002-01-01	49308000000.00000
2003-01-01	49457000000.00000
2004-01-01	62108000000.00001
2005-01-01	104108999999.99998
2006-01-01	124082000000.00000
2007-01-01	156249000000.00000
2008-01-01	171535000000.00000
2009-01-01	131057000000.00000
2010-01-01	243703000000.00003
2011-01-01	280000000000.00000
2012-01-01	253400000000.00000