Quarter	US Dollars, Sum Over Component Sub-periods
1960-01-01	328000000
1960-04-01	322000000
1960-07-01	305000000
1960-10-01	358000000
1961-01-01	337000000
1961-04-01	334000000
1961-07-01	335000000
1961-10-01	378000000
1962-01-01	353000000
1962-04-01	325000000
1962-07-01	337000000
1962-10-01	395000000
1963-01-01	370000000
1963-04-01	372000000
1963-07-01	403000000
1963-10-01	471000000
1964-01-01	430000000
1964-04-01	424000000
1964-07-01	422000000
1964-10-01	426000000
1965-01-01	397000000
1965-04-01	433000000
1965-07-01	430000000
1965-10-01	377000000
1966-01-01	400000000
1966-04-01	388000000
1966-07-01	365000000
1966-10-01	400000000
1967-01-01	400000000
1967-04-01	379000000
1967-07-01	393000000
1967-10-01	461000000
1968-01-01	434000000
1968-04-01	439000000
1968-07-01	447000000
1968-10-01	462000000
1969-01-01	452000000
1969-04-01	453000000
1969-07-01	464000000
1969-10-01	474000000
1970-01-01	465000000
1970-04-01	440000000
1970-07-01	448000000
1970-10-01	531000000
1971-01-01	456000000
1971-04-01	494000000
1971-07-01	469000000
1971-10-01	543000000
1972-01-01	614000000
1972-04-01	607000000
1972-07-01	612000000
1972-10-01	562000000
1973-01-01	797000000
1973-04-01	723000000
1973-07-01	772000000
1973-10-01	711000000
1974-01-01	789000000
1974-04-01	872000000
1974-07-01	982000000
1974-10-01	1008000000
1975-01-01	1126000000
1975-04-01	1058000000
1975-07-01	1093000000
1975-10-01	1389000000
1976-01-01	1270000000
1976-04-01	1517000000
1976-07-01	1389000000
1976-10-01	1235000000
1977-01-01	1602000000
1977-04-01	1668000000
1977-07-01	1542000000
1977-10-01	1437000000
1978-01-01	1703000000
1978-04-01	1607000000
1978-07-01	1714000000
1978-10-01	1494000000
1979-01-01	1956000000
1979-04-01	2109000000
1979-07-01	1749000000
1979-10-01	1783000000
1980-01-01	2036000000
1980-04-01	1962000000
1980-07-01	2174000000
1980-10-01	2131000000
1981-01-01	2068000000
1981-04-01	2260000000
1981-07-01	1948000000
1981-10-01	2161000000
1982-01-01	2329000000
1982-04-01	2199000000
1982-07-01	2429000000
1982-10-01	2269000000
1983-01-01	2583000000
1983-04-01	2505000000
1983-07-01	2257000000
1983-10-01	2425000000
1984-01-01	2664000000
1984-04-01	2703000000
1984-07-01	2487000000
1984-10-01	2338000000
1985-01-01	2549000000
1985-04-01	2168000000
1985-07-01	2324000000
1985-10-01	2424000000
1986-01-01	2547000000
1986-04-01	2432000000
1986-07-01	2542000000
1986-10-01	2727000000
1987-01-01	2704000000
1987-04-01	3029000000
1987-07-01	3106000000
1987-10-01	3046000000
1988-01-01	3460000000
1988-04-01	3179000000
1988-07-01	3672000000
1988-10-01	3198000000
1989-01-01	4164000000
1989-04-01	3824000000
1989-07-01	3939000000
1989-10-01	4217000000
1990-01-01	4932000000
1990-04-01	4311000000
1990-07-01	4464000000
1990-10-01	4579000000
1991-01-01	5081000000
1991-04-01	4162000000
1991-07-01	4337000000
1991-10-01	4515000000
1992-01-01	5219000000
1992-04-01	4603000000
1992-07-01	5080000000
1992-10-01	5117000000
1993-01-01	5881000000
1993-04-01	5287000000
1993-07-01	5342000000
1993-10-01	5507000000
1994-01-01	6548000000
1994-04-01	5829000000
1994-07-01	6316000000
1994-10-01	6830000000
1995-01-01	7880000000
1995-04-01	7449000000
1995-07-01	7626000000
1995-10-01	8284000000
1996-01-01	8940000000
1996-04-01	8453000000
1996-07-01	8195000000
1996-10-01	8150000000
1997-01-01	9335000000
1997-04-01	8674000000
1997-07-01	8991000000
1997-10-01	8702000000
1998-01-01	9318000000
1998-04-01	7774000000
1998-07-01	8748000000
1998-10-01	8236000000
1999-01-01	9548000000
1999-04-01	8334000000
1999-07-01	9670000000
1999-10-01	9325000000
2000-01-01	10212000000
2000-04-01	10551000000
2000-07-01	11278000000
2000-10-01	11206000000
2001-01-01	12416000000
2001-04-01	10550000000
2001-07-01	11005000000
2001-10-01	10822000000
2002-01-01	12324000000
2002-04-01	12131000000
2002-07-01	13527000000
2002-10-01	13159000000
2003-01-01	14945000000
2003-04-01	13357000000
2003-07-01	14992000000
2003-10-01	17599000000
2004-01-01	20336000000
2004-04-01	17840000000
2004-07-01	18875000000
2004-10-01	20888000000
2005-01-01	27603000000
2005-04-01	23998000000
2005-07-01	24995000000
2005-10-01	25579000000
2006-01-01	30580000000
2006-04-01	29663000000
2006-07-01	32701000000
2006-10-01	30824000000
2007-01-01	35700000000
2007-04-01	36601000000
2007-07-01	38429000000
2007-10-01	43054000000
2008-01-01	48078000000
2008-04-01	57455000000
2008-07-01	53630000000
2008-10-01	39434000000
2009-01-01	38481000000
2009-04-01	39166000000
2009-07-01	43403000000
2009-10-01	47169000000
2010-01-01	52496000000
2010-04-01	55259000000
2010-07-01	51795000000
2010-10-01	65952000000
2011-01-01	77240000000
2011-04-01	80586000000