Quarterly US Dollars, monthly level
1960-01-01 151366666.66666700
1960-04-01 177266666.66666698
1960-07-01 189800000.00000000
1960-10-01 183600000.00000000
1961-01-01 164366666.66666698
1961-04-01 173033333.33333302
1961-07-01 168766666.66666700
1961-10-01 207933333.33333300
1962-01-01 175733333.33333300
1962-04-01 173266666.66666700
1962-07-01 167366666.66666698
1962-10-01 184900000.00000000
1963-01-01 159566666.66666698
1963-04-01 191766666.66666700
1963-07-01 213100000.00000000
1963-10-01 239833333.33333302
1964-01-01 186100000.00000000
1964-04-01 210933333.33333302
1964-07-01 238900000.00000000
1964-10-01 249200000.00000000
1965-01-01 245300000.00000000
1965-04-01 297633333.33333296
1965-07-01 264566666.66666700
1965-10-01 326300000.00000000
1966-01-01 272900000.00000000
1966-04-01 299800000.00000000
1966-07-01 300266666.66666704
1966-10-01 349833333.33333300
1967-01-01 267033333.33333302
1967-04-01 298700000.00000000
1967-07-01 275700000.00000000
1967-10-01 344833333.33333300
1968-01-01 267466666.66666700
1968-04-01 336800000.00000000
1968-07-01 341000000.00000000
1968-10-01 447933333.33333300
1969-01-01 416300000.00000000
1969-04-01 378933333.33333300
1969-07-01 363800000.00000000
1969-10-01 435066666.66666700
1970-01-01 465466666.66666700
1970-04-01 457800000.00000000
1970-07-01 482733333.33333300
1970-10-01 552400000.00000000
1971-01-01 347966666.66666700
1971-04-01 657300000.00000000
1971-07-01 468733333.33333300
1971-10-01 624133333.33333300
1972-01-01 454233333.33333300
1972-04-01 600666666.66666700
1972-07-01 575666666.66666700
1972-10-01 715133333.33333290
1973-01-01 707200000.00000000
1973-04-01 820300000.00000000
1973-07-01 898966666.66666700
1973-10-01 1047919028.13893990
1974-01-01 937908296.29036400
1974-04-01 1217233333.33333020
1974-07-01 962266666.66666710
1974-10-01 1288966666.66666980
1975-01-01 1289634966.55779000
1975-04-01 1401402077.79702000
1975-07-01 1204054459.89343000
1975-10-01 1466657324.53092000
1976-01-01 1236860912.07920000
1976-04-01 1377726063.43437000
1976-07-01 1537170644.06106000
1976-10-01 1909223677.33214000
1977-01-01 1395515344.73765020
1977-04-01 1777893000.50820020
1977-07-01 1770689799.45228000
1977-10-01 1910318847.08176000
1978-01-01 1606580208.59889000
1978-04-01 1958177547.35390000
1978-07-01 1827781200.79054000
1978-10-01 2439672419.24951030
1979-01-01 1817952058.57429000
1979-04-01 2161501140.90155000
1979-07-01 2720955612.14348000
1979-10-01 2910236959.53400000
1980-01-01 2144878964.86327980
1980-04-01 2482193777.63004970
1980-07-01 2624171565.67393000
1980-10-01 3291781357.92120030
1981-01-01 1079233256.21219000
1981-04-01 2802542444.63332000
1981-07-01 2181981673.98391000
1981-10-01 2753312347.08857000
1982-01-01 3028117942.34862000
1982-04-01 2187058807.90760000
1982-07-01 2334197805.32163000
1982-10-01 2499273189.78356030
1983-01-01 1994017185.64188000
1983-04-01 2567304123.16998000
1983-07-01 1769447404.49056980
1983-10-01 3186632720.55525000
1984-01-01 1919029043.47837000
1984-04-01 2163869882.34042000
1984-07-01 1804189771.73023990
1984-10-01 3558187889.73488000
1985-01-01 1999756873.05191000
1985-04-01 2927249034.29512000
1985-07-01 1952870396.78528000
1985-10-01 3256936652.53553000
1986-01-01 2526103382.95382000
1986-04-01 2852207077.95603000
1986-07-01 2808327951.37789960
1986-10-01 3172249615.57532000
1987-01-01 3038075930.07178000
1987-04-01 2989019114.67246000
1987-07-01 2522472257.13944000
1987-10-01 5345600050.56095000
1988-01-01 2414825478.41631030
1988-04-01 3071358532.75867030
1988-07-01 3137688385.19136000
1988-10-01 3715231915.67847000
1989-01-01 3201040463.15736000
1989-04-01 3425947531.20434000
1989-07-01 4054252634.65798040
1989-10-01 5481005181.16887000
1990-01-01 4816463279.33816050
1990-04-01 5282987821.76398900
1990-07-01 4713028979.29372000
1990-10-01 5000721804.60526000
1991-01-01 5232891943.61257000
1991-04-01 4793207130.97661000
1991-07-01 4540249790.97273100
1991-10-01 7041106819.64571000
1992-01-01 5132017800.80340000
1992-04-01 5922334015.01737000
1992-07-01 5676277264.69407900
1992-10-01 6701911731.45791100
1993-01-01 6832582897.70403000
1993-04-01 7372824256.70195000
1993-07-01 6415203965.92748000
1993-10-01 7331635219.37680000
1994-01-01 5960048790.63626000
1994-04-01 6203107749.48133000
1994-07-01 5972383786.40884000
1994-10-01 7330518158.51822000
1995-01-01 6196525591.91300000
1995-04-01 7506854511.95502000
1995-07-01 7004620125.70539000
1995-10-01 8441068988.20738000
1996-01-01 7087019850.07899950
1996-04-01 8201411910.63133900
1996-07-01 7475486984.53959100
1996-10-01 8715700205.87473900
1997-01-01 7245747686.04890000
1997-04-01 7611459231.48626000
1997-07-01 7007661596.58288000
1997-10-01 7785972095.33647100
1998-01-01 7551240119.98528000
1998-04-01 6893041929.74104000
1998-07-01 7261981298.55083900
1998-10-01 9600513192.27629900
1999-01-01 8034793747.80260900
1999-04-01 7512298414.31676000
1999-07-01 7195456933.28006100
1999-10-01 9123741481.21984000
2000-01-01 8456993121.84775900
2000-04-01 9138884981.02541000
2000-07-01 8170382784.58028000
2000-10-01 8180947818.62717000
2001-01-01 8294963097.81382000
2001-04-01 8676074773.66054000
2001-07-01 7307362106.01917900
2001-10-01 8711206909.29904000
2002-01-01 7803635095.57510000
2002-04-01 8682024635.37832000
2002-07-01 9264836430.58912000
2002-10-01 10715501394.28610000
2003-01-01 11330822880.76350000
2003-04-01 11937531034.86760000
2003-07-01 11551831535.90919900
2003-10-01 13312091868.07359900
2004-01-01 13667730869.78410000
2004-04-01 14202570439.36100000
2004-07-01 13637194710.69760000
2004-10-01 14635839156.46150000
2005-01-01 14717431927.23680100
2005-04-01 14025228571.62740000
2005-07-01 14436628790.01110000
2005-10-01 14545931906.80160000
2006-01-01 15684418952.53790000
2006-04-01 17146072840.49250000
2006-07-01 16894135146.49569900
2006-10-01 17605558603.06110000
2007-01-01 20718623939.05380000
2007-04-01 19984802783.92740000
2007-07-01 20643996250.99990000
2007-10-01 23522513862.56670000
2008-01-01 23846120438.81430000
2008-04-01 26845353360.85210000
2008-07-01 25298000099.50430000
2008-10-01 20539977411.44850000
2009-01-01 16646738651.18249900
2009-04-01 18320463399.58060000
2009-07-01 19402680104.62430000
2009-10-01 19740860194.75270000
2010-01-01 19019085652.95650000
2010-04-01 16713131703.42200000
2010-07-01 15527991744.26320000
2010-10-01 17957042481.70400200
2011-01-01 16865747410.73760000
2011-04-01 18144580602.18230000
2011-07-01 17509512302.74970200
2011-10-01 15574544581.39260000
2012-01-01 16758846021.96160000
2012-04-01 15639657077.10580000
2012-07-01 14755762877.06580000
2012-10-01 16582061201.85219800
2013-01-01 15651959203.16850000
2013-04-01 15203329309.56920000
2013-07-01 15798030345.44190000
2013-10-01 15757602948.83450000
2014-01-01 16504549891.83339900
2014-04-01 16340260415.33369800
2014-07-01 16077393189.01699800
2014-10-01 15277941801.47609900
2015-01-01 12355070305.71290000
2015-04-01 12491239619.41569900
2015-07-01 10672507147.95290000
2015-10-01 12803011765.61590000
2016-01-01 11254424078.69019900
2016-04-01 12901242981.64060000
2016-07-01 11852892897.86699900
2016-10-01 12876407556.99040000
2017-01-01 14300847474.97780000
2017-04-01 13606258018.57760000
2017-07-01 13444584237.48720000
2017-10-01 15363110341.91030000
2018-01-01 16207507701.70609900
2018-04-01 16427155715.70279900