Year US Dollars, Sum Over Component Sub-periods 1985-01-01 21613580000.00000 1986-01-01 23190240000.00000 1987-01-01 28898790000.00000 1988-01-01 35394040000.00000 1989-01-01 40290150000.00000 1990-01-01 41312740000.00000 1991-01-01 44871130000.00000 1992-01-01 49010460000.00000 1993-01-01 53212240000.00000 1994-01-01 58283120000.00000 1995-01-01 65457660000.00000 1996-01-01 67688850000.00001 1997-01-01 69326760000.00000 1998-01-01 62376190000.00000 1999-01-01 60895790000.00000 2000-01-01 69199420000.00000 2001-01-01 64487600000.00000 2002-01-01 65747500000.00000 2003-01-01 77566710000.00000 2004-01-01 97599650000.00000 2005-01-01 110386210000.00000 2006-01-01 117280500000.00000 2007-01-01 129025390000.00000 2008-01-01 148700800000.00000 2009-01-01 128239840000.00000 2010-01-01 141317330000.00000 2011-01-01 145689040000.00000 2012-01-01 145547920000.00000 2013-01-01 146253920000.00000