Year US Dollars, Sum Over Component Sub-periods 1995-01-01 5508000000 1996-01-01 6020000000 1997-01-01 6098000000 1998-01-01 6087000000 1999-01-01 6210000000 2000-01-01 6573000000 2001-01-01 6735000000 2002-01-01 6898000000 2003-01-01 6498000000 2004-01-01 6209000000 2005-01-01 6111000000 2006-01-01 7602000000 2007-01-01 7339000000 2008-01-01 8303000000 2009-01-01 7269000000 2010-01-01 8242000000 2011-01-01 8834000000 2012-01-01 8261000000 2013-01-01 9138000000 2014-01-01 10019000000