Quarter	US Dollars, monthly level
1960-01-01	-66562500.0000000000
1960-04-01	-42187500.0000000000
1960-07-01	36562500.0000000000
1960-10-01	-3124999.9999999900
1961-01-01	-75625000.0000000000
1961-04-01	-40937500.0000000000
1961-07-01	21562500.0000000000
1961-10-01	-4375000.0000000000
1962-01-01	-78750000.0000000000
1962-04-01	-46562500.0000000000
1962-07-01	10625000.0000000000
1962-10-01	-9374999.9999999890
1963-01-01	-47206092.8986922060
1963-04-01	-22981675.7368370000
1963-07-01	18944550.4396067000
1963-10-01	-7143256.4553298000
1964-01-01	-82955150.3652719000
1964-04-01	-68351142.6032672100
1964-07-01	-15219077.0613308000
1964-10-01	-46296248.3467474950
1965-01-01	-99766796.4083954100
1965-04-01	-79876424.6442080000
1965-07-01	-21742461.5779643000
1965-10-01	-16461979.0404841000
1966-01-01	-113366477.0668420000
1966-04-01	-44418628.4894250000
1966-07-01	-24228894.7171689980
1966-10-01	-37584993.3372057000
1967-01-01	-80139903.1487527000
1967-04-01	-41312901.2217851060
1967-07-01	-621239.5592926539
1967-10-01	-42355038.6489727940
1968-01-01	-25657574.3297553000
1968-04-01	-1425780.9715271702
1968-07-01	46813141.8984749000
1968-10-01	23523392.3107813000
1969-01-01	-55629605.0931993950
1969-04-01	2616350.2864903600
1969-07-01	37810719.6957386000
1969-10-01	-23518772.6526562000
1970-01-01	-51532926.4527773040
1970-04-01	-65306704.0300173000
1970-07-01	-47733263.6728490000
1970-10-01	-165719622.0263060000
1971-01-01	-82789704.6613688000
1971-04-01	-115576299.3434060000
1971-07-01	-81756820.9905885000
1971-10-01	-157373458.4067430000
1972-01-01	-16146264.2685581000
1972-04-01	-101231651.7631180000
1972-07-01	-47806276.4756283000
1972-10-01	-85417064.3252528900
1973-01-01	-143068126.5006060000
1973-04-01	-171383784.7252460000
1973-07-01	-113803599.6672730000
1973-10-01	-77135181.6223213100
1974-01-01	-279355858.3571830400
1974-04-01	-279893167.7915330000
1974-07-01	-460937917.7584089600
1974-10-01	-303478705.3727570000
1975-01-01	-634350688.2106520000
1975-04-01	-561359298.1598320000
1975-07-01	-576121120.8995531000
1975-10-01	-354643023.7984130000
1976-01-01	-343329365.0448820000
1976-04-01	-90868412.9005609900
1976-07-01	-360480296.8358130000
1976-10-01	-255979820.8228230000
1977-01-01	58033174.3183510000
1977-04-01	-209521621.0227410000
1977-07-01	69999345.0353681000
1977-10-01	137636831.9381840000
1978-01-01	98341358.1407516000
1978-04-01	149368599.6104790000
1978-07-01	117824846.6579930000
1978-10-01	341508770.1663570000
1979-01-01	148682022.0754999800
1979-04-01	183355071.7367310000
1979-07-01	-331497481.1411870000
1979-10-01	-224043231.7505310200
1980-01-01	-215587691.8703810000
1980-04-01	-421928431.0293760000
1980-07-01	-761083676.1431830000
1980-10-01	-82406663.1925736000
1981-01-01	238826850.5333630000
1981-04-01	-42809613.5501732000
1981-07-01	-333658150.5930970300
1981-10-01	-49918329.3388493000
1982-01-01	294726532.0659799600
1982-04-01	71962257.8611340000
1982-07-01	-417025567.7640289700
1982-10-01	-258352470.5533750000
1983-01-01	84980567.9007754000
1983-04-01	-20481560.4998477000
1983-07-01	-280568430.4637320000
1983-10-01	-102853562.7476340100
1984-01-01	487475548.3234370000
1984-04-01	179316410.4314820000
1984-07-01	37258351.8081742000
1984-10-01	337955484.6965530000
1985-01-01	184207548.3766220200
1985-04-01	187768797.6563960000
1985-07-01	184929570.4378770000
1985-10-01	-189436708.0667420000
1986-01-01	-138128020.1650440000
1986-04-01	477919917.8778170300
1986-07-01	87080101.6269703000
1986-10-01	574106222.5356700000
1987-01-01	149028030.4192510000
1987-04-01	225293564.3414140000
1987-07-01	174169366.2419670000
1987-10-01	63263838.9647734000
1988-01-01	251987105.3473439800
1988-04-01	-109208077.4623060000
1988-07-01	-448564728.5915710000
1988-10-01	521380494.1234430000
1989-01-01	173223928.7467560000
1989-04-01	-297187608.5027579700
1989-07-01	-689870257.5644679000
1989-10-01	-521987711.2378120000
1990-01-01	-59878045.8506345000
1990-04-01	-203561027.6427630000
1990-07-01	-7815623.2896561595
1990-10-01	-174197513.0927200000
1991-01-01	9000653.6188789100
1991-04-01	94821543.9671849000
1991-07-01	550628996.0037920000
1991-10-01	573320986.5260160000
1992-01-01	464031108.8943069600
1992-04-01	508943466.7832140300
1992-07-01	991970137.0022709000
1992-10-01	824790352.7030840000
1993-01-01	913560633.4257340000
1993-04-01	1406731568.2226000000
1993-07-01	1399055085.7400700000
1993-10-01	1692456419.5153800000
1994-01-01	1723579847.7959301000
1994-04-01	1664646643.8745100000
1994-07-01	1691594083.4508400000
1994-10-01	1307894836.5599500000
1995-01-01	2497403736.1486800000
1995-04-01	3467162691.0159900000
1995-07-01	2463034447.3767700000
1995-10-01	3069010374.5852203000
1996-01-01	2086787923.0062099000
1996-04-01	2901867446.8310600000
1996-07-01	2272833905.3254400000
1996-10-01	2612101717.1966900000
1997-01-01	2217988762.3474703000
1997-04-01	2559875590.4134398000
1997-07-01	2601052233.5798000000
1997-10-01	2568780434.9526800000
1998-01-01	2611678146.8288300000
1998-04-01	2888854709.9408603000
1998-07-01	2516370083.8176100000
1998-10-01	2690184880.8613300000
1999-01-01	2147912336.8516700000
1999-04-01	2443206481.0108600000
1999-07-01	2410992232.6808800000
1999-10-01	3092376896.9425400000
2000-01-01	2689900525.4592500000
2000-04-01	2616736311.5086603000
2000-07-01	3206630342.8738003000
2000-10-01	3085985374.4840900000
2001-01-01	2574561382.3952300000
2001-04-01	2609802641.4979200000
2001-07-01	2220031376.4223800000
2001-10-01	3194125101.7873200000
2002-01-01	2085413528.3599500000
2002-04-01	2791030160.5195800000
2002-07-01	2554933569.6845098000
2002-10-01	3546155238.5121200000
2003-01-01	1658164528.9399600000
2003-04-01	3018291007.6910900000
2003-07-01	2548600063.8533300000
2003-10-01	3517232106.1245003000
2004-01-01	2558556646.6417000000
2004-04-01	2141722524.1857700000
2004-07-01	2180644905.5761500000
2004-10-01	3231381041.1862497000
2005-01-01	1845257131.6942198000
2005-04-01	1236109459.0051100000
2005-07-01	1632667797.9230000000
2005-10-01	2000740367.8889200000
2006-01-01	1055662975.7485500000
2006-04-01	2894480570.9976997000
2006-07-01	1602867707.0978600000
2006-10-01	2319892349.2061600000
2007-01-01	1355562116.6079400000
2007-04-01	3059194991.2679100000
2007-07-01	2063413181.7714700000
2007-10-01	1836697635.0697799000
2008-01-01	1073615455.8463300000
2008-04-01	2441965415.3209300000
2008-07-01	372628122.6199730000
2008-10-01	853034696.7968010000
2009-01-01	-275954652.1736560000
2009-04-01	1259549979.4400100000
2009-07-01	-481337587.5404250000
2009-10-01	1524526837.4529400000
2010-01-01	-1137872752.6118600000
2010-04-01	731407133.9969140000
2010-07-01	-477650283.9240259500
2010-10-01	1568112269.5327200000
2011-01-01	-1201927929.4775800000
2011-04-01	-876388049.4719460000
2011-07-01	-802984028.9213920000
2011-10-01	-2186578050.2244100000
2012-01-01	-1473370127.2712002000
2012-04-01	-439462402.8942770400
2012-07-01	-349376333.3181930000
2012-10-01	-1160106621.9859798000
2013-01-01	-1037650629.2209400000
2013-04-01	108268217.2459990000
2013-07-01	-1556544915.5591300000
2013-10-01	-654287353.1252570000
2014-01-01	-1236869403.4549600000
2014-04-01	-256288072.5607070000
2014-07-01	-607426202.0208920000
2014-10-01	-309788307.2517160000
2015-01-01	-856567623.9563850000
2015-04-01	1179821121.4371200000
2015-07-01	-337400168.7002060000
2015-10-01	-589266284.1342150000
2016-01-01	-944859453.9591710000
2016-04-01	-136635307.3647930000
2016-07-01	-865135669.1596590000
2016-10-01	-992170472.9640341000
2017-01-01	-739603182.4930700000
2017-04-01	-140001605.7467959800
2017-07-01	-844928537.0293020000
2017-10-01	-800947444.5621800000
2018-01-01	-686328149.4277880000
2018-04-01	169389690.8538960000