Quarter	Dollars
1970-01-01	-1048799162.428988000
1970-04-01	35999971.250422835
1970-07-01	-14399988.500169039
1970-10-01	-484799612.839028660
1971-01-01	-98399921.417822480
1971-04-01	-381599695.254482980
1971-07-01	1562563780.914906000
1971-10-01	155200316.181595090
1972-01-01	41581452.406903148
1972-04-01	1450369156.716722000
1972-07-01	-1376343906.966312400
1972-10-01	380623184.062298180
1973-01-01	193491659.342983600
1973-04-01	943477254.419945600
1973-07-01	-1499804580.170412100
1973-10-01	563618313.948078160
1974-01-01	1129926096.797645100
1974-04-01	1560397701.414499000
1974-07-01	1005678482.879996500
1974-10-01	-435618870.999241710
1975-01-01	57380896.920911372
1975-04-01	113880128.647081140
1975-07-01	529760183.585859890
1975-10-01	-596397921.178249480
1976-01-01	-1621204532.218600300
1976-04-01	-2266790054.782487900
1976-07-01	-602161070.614412190
1976-10-01	-1657164930.259047500
1977-01-01	2438291635.051813100
1977-04-01	-352389689.740743520
1977-07-01	1748888729.989084200
1977-10-01	2180007173.916342300
1978-01-01	-383483119.452389720
1978-04-01	-4132981863.185977000
1978-07-01	-679747078.754261260
1978-10-01	-2989343897.512008700
1979-01-01	-100774079.497529030
1979-04-01	1231108790.708271000
1979-07-01	-370323825.958934780
1979-10-01	276194415.570873260
1980-01-01	-1856318546.040725700
1980-04-01	-593621312.055967330
1980-07-01	-311904762.647392270
1980-10-01	-4731684409.843250300
1981-01-01	-9587222596.434982300
1981-04-01	-6770892861.935062400
1981-07-01	-2911484274.885265400
1981-10-01	-239121089.235698700
1982-01-01	-662857341.030296330
1982-04-01	790035120.008888130
1982-07-01	-3072428937.770683300
1982-10-01	-3902587552.228374500
1983-01-01	-4532337314.915277500
1983-04-01	371667241.765135290
1983-07-01	415212375.465549470
1983-10-01	-4835009591.397616400
1984-01-01	-2172677425.292659800
1984-04-01	-4328659781.145435300
1984-07-01	-2036192346.251265800
1984-10-01	-3956358108.548853400
1985-01-01	-2686544222.723278000
1985-04-01	407224122.585868840
1985-07-01	-7002041173.596910500
1985-10-01	7493683451.119823500
1986-01-01	-590267496.752328870
1986-04-01	-1904935235.218528700
1986-07-01	6322777336.283111600
1986-10-01	-5009762247.117780700
1987-01-01	8571833526.078052500
1987-04-01	11673349847.404510000
1987-07-01	-1024640944.695247700
1987-10-01	17726854757.491272000
1988-01-01	12642633690.463795000
1988-04-01	5819067512.845836600
1988-07-01	5245297626.279605900
1988-10-01	12049795084.900215000
1989-01-01	19418742786.429379000
1989-04-01	971974728.657054900
1989-07-01	5230749421.510299700
1989-10-01	-2904095112.285341300
1990-01-01	12936304824.936852000
1990-04-01	1491242506.827190900
1990-07-01	8918693661.290557900
1990-10-01	3149039630.440063500
1991-01-01	1335279874.661728900
1991-04-01	-19414913433.739082000
1991-07-01	3137434096.481857300
1991-10-01	29772068406.074623000
1992-01-01	-15274642677.198244000
1992-04-01	9162152401.589025500
1992-07-01	-8893421555.534294100
1992-10-01	16985762706.877377000
1993-01-01	-6714644101.239494300
1993-04-01	11730097218.554428000
1993-07-01	14533741100.972620000
1993-10-01	3118540740.443893400
1994-01-01	-1396564914.345058400
1994-04-01	6649828617.853109400
1994-07-01	2113077849.663765000
1994-10-01	-2638537340.691383400
1995-01-01	-8459511599.345214800
1995-04-01	1933886257.657337200
1995-07-01	3477428238.836280800
1995-10-01	6717372923.922166800
1996-01-01	-9736279073.309158300
1996-04-01	2898432259.020721400
1996-07-01	4359401514.835823100
1996-10-01	6465866411.370483400
1997-01-01	-7854543567.404266400
1997-04-01	1589513510.584121700
1997-07-01	3759410217.878856700
1997-10-01	-15961341455.067581000
1998-01-01	-279665579.847839360
1998-04-01	4646300984.909469600
1998-07-01	-2141870959.788589500
1998-10-01	14096570656.522247000
1999-01-01	8387449612.224975600
1999-04-01	3932315934.657470700
1999-07-01	20524404922.459114000
1999-10-01	13805742875.788559000
2000-01-01	-6693301343.158813500
2000-04-01	14974026836.381866000
2000-07-01	20149936992.990471000
2000-10-01	11274835873.557564000
2001-01-01	-11783098783.322449000
2001-04-01	18317640208.484234000
2001-07-01	11041260379.781412000
2001-10-01	16740382488.966675000
2002-01-01	1638113342.045860300
2002-04-01	9932680449.056993500
2002-07-01	7016919242.736179400
2002-10-01	17675471382.495468000
2003-01-01	-16335721268.650696000
2003-04-01	12772017650.803223000
2003-07-01	22586148621.461128000
2003-10-01	15786692725.940136000
2004-01-01	1851386548.184079900
2004-04-01	26718250792.714901000
2004-07-01	14271692900.504999000
2004-10-01	10981700272.072901000
2005-01-01	-6662293675.773070300
2005-04-01	19110467598.521900000
2005-07-01	6631312350.625700000
2005-10-01	33538809326.823502000
2006-01-01	8564468641.928589800
2006-04-01	12306213341.770500000
2006-07-01	25700470416.252102000
2006-10-01	31051330689.199001000
2007-01-01	4201981771.868159800
2007-04-01	9768920082.102510500
2007-07-01	11364462576.240801000
2007-10-01	27178070982.919899000
2008-01-01	-11243395840.617901000
2008-04-01	9923102685.169189500
2008-07-01	16741390823.237600000
2008-10-01	25585976740.971901000