Year US Dollars, Sum Over Component Sub-periods 1982-01-01 15142420000.000000 1983-01-01 13410710000.000000 1984-01-01 13272250000.000000 1985-01-01 13454190000.000000 1986-01-01 16708689999.999998 1987-01-01 20158870000.000000 1988-01-01 21852020000.000000 1989-01-01 23988730000.000000 1990-01-01 29150330000.000000 1991-01-01 32956500000.000000 1992-01-01 38152150000.000000 1993-01-01 37920650000.000000 1994-01-01 41355610000.000000 1995-01-01 45864280000.000000 1996-01-01 47250450000.000000 1997-01-01 49042580000.000000 1998-01-01 49679190000.000000 1999-01-01 52035390000.000000 2000-01-01 49301920000.000000 2001-01-01 51237430000.000000 2002-01-01 55893650000.000000 2003-01-01 63087000000.000000 2004-01-01 73637870000.000000 2005-01-01 80020210000.000000 2006-01-01 84613700000.000000 2007-01-01 96309230000.000000 2008-01-01 105143480000.000000 2009-01-01 92878380000.000000 2010-01-01 95725850000.000000 2011-01-01 107109660000.000000 2012-01-01 104431400000.000000 2013-01-01 116190960000.000000