Quarterly US Dollars, Sum Over Component Sub-periods
1984-01-01 151000000
1984-04-01 195000000
1984-07-01 324000000
1984-10-01 254000000
1985-01-01 248000000
1985-04-01 397000000
1985-07-01 596000000
1985-10-01 290000000
1986-01-01 286000000
1986-04-01 404000000
1986-07-01 506000000
1986-10-01 373000000
1987-01-01 239000000
1987-04-01 587000000
1987-07-01 880000000
1987-10-01 412000000
1988-01-01 456000000
1988-04-01 977000000
1988-07-01 1452000000
1988-10-01 842000000
1989-01-01 613000000
1989-04-01 1009000000
1989-07-01 1471000000
1989-10-01 856000000
1990-01-01 590000000
1990-04-01 1283000000
1990-07-01 1753000000
1990-10-01 1319000000
1991-01-01 817000000
1991-04-01 1306000000
1991-07-01 1935000000
1991-10-01 1096000000
1992-01-01 759000000
1992-04-01 1286000000
1992-07-01 2030000000
1992-10-01 1732000000
1993-01-01 1051000000
1993-04-01 1902000000
1993-07-01 2324000000
1993-10-01 1463000000
1994-01-01 826000000
1994-04-01 2011000000
1994-07-01 2513000000
1994-10-01 1702000000
1995-01-01 1623000000
1995-04-01 2570000000
1995-07-01 3527000000
1995-10-01 1900000000
1996-01-01 1395000000
1996-04-01 1585000000
1996-07-01 2123000000
1996-10-01 1554000000
1997-01-01 1183000000
1997-04-01 2699000000
1997-07-01 4586000000
1997-10-01 2444000000
1998-01-01 1665000000
1998-04-01 3177000000
1998-07-01 4593000000
1998-10-01 4083000000
1999-01-01 1664000000
1999-04-01 1663000000
1999-07-01 2590000000
1999-10-01 1585000000
2000-01-01 1070000000
2000-04-01 2635000000
2000-07-01 4621000000
2000-10-01 3049000000
2001-01-01 1633000000
2001-04-01 2353000000
2001-07-01 3455000000
2001-10-01 1695000000
2002-01-01 703000000
2002-04-01 1699000000
2002-07-01 3576000000
2002-10-01 1907000000
2003-01-01 554000000
2003-04-01 1683000000
2003-07-01 6291000000
2003-10-01 1944000000
2004-01-01 786000000
2004-04-01 2660000000
2004-07-01 6934000000
2004-10-01 2650000000
2005-01-01 1174000000
2005-04-01 3334000000
2005-07-01 8636000000
2005-10-01 2872000000
2006-01-01 936000000
2006-04-01 3094000000
2006-07-01 7702000000
2006-10-01 2253000000
2007-01-01 1143000000
2007-04-01 2802000000
2007-07-01 8101000000
2007-10-01 1908000000
2008-01-01 1552000000
2008-04-01 3829000000
2008-07-01 10039000000
2008-10-01 3464000000
2009-01-01 1307000000
2009-04-01 3837000000
2009-07-01 9685000000
2009-10-01 3796000000
2010-01-01 1113000000
2010-04-01 3410000000
2010-07-01 8353000000
2010-10-01 3808000000
2011-01-01 1594000000
2011-04-01 4515000000
2011-07-01 9668000000
2011-10-01 4375000000
2012-01-01 2034000000
2012-04-01 5549000000
2012-07-01 9614000000
2012-10-01 5365000000
2013-01-01 2442000000
2013-04-01 5971000000
2013-07-01 9701000000
2013-10-01 4972000000
2014-01-01 2634000000
2014-04-01 6662000000