Month	Dollars
1957-01-01	470490300
1957-02-01	443493700
1957-03-01	481121200
1957-04-01	546004000
1957-05-01	565090000
1957-06-01	465799400
1957-07-01	487958800
1957-08-01	474683500
1957-09-01	444120100
1957-10-01	483051700
1957-11-01	457190400
1957-12-01	392879100
1958-01-01	395044200
1958-02-01	364933700
1958-03-01	428732200
1958-04-01	450237000
1958-05-01	490226500
1958-06-01	453316700
1958-07-01	434375000
1958-08-01	383578700
1958-09-01	417690400
1958-10-01	495518700
1958-11-01	459568300
1958-12-01	431266800
1959-01-01	416795900
1959-02-01	391835100
1959-03-01	446483800
1959-04-01	537623200
1959-05-01	525495900
1959-06-01	534000800
1959-07-01	500313300
1959-08-01	447401500
1959-09-01	471836900
1959-10-01	506489400
1959-11-01	505103700
1959-12-01	462573600
1960-01-01	419683100
1960-02-01	475990300
1960-03-01	498475100
1960-04-01	495378500
1960-05-01	527553400
1960-06-01	495724800
1960-07-01	433360600
1960-08-01	458857500
1960-09-01	440102800
1960-10-01	456821700
1960-11-01	525238000
1960-12-01	436685700
1961-01-01	433074800
1961-02-01	398140700
1961-03-01	463891400
1961-04-01	441905100
1961-05-01	554936700
1961-06-01	492292400
1961-07-01	443864200
1961-08-01	475036400
1961-09-01	449165700
1961-10-01	537707500
1961-11-01	548421400
1961-12-01	453630000
1962-01-01	470813400
1962-02-01	427154800
1962-03-01	505050500
1962-04-01	474376100
1962-05-01	600628300
1962-06-01	486257900
1962-07-01	518120300
1962-08-01	483481800
1962-09-01	435549800
1962-10-01	528810400
1962-11-01	515416000
1962-12-01	406133800
1963-01-01	468851500
1963-02-01	399962900
1963-03-01	443413700
1963-04-01	515416000
1963-05-01	565354600
1963-06-01	494342400
1963-07-01	541817200
1963-08-01	484809300
1963-09-01	502870900
1963-10-01	575192500
1963-11-01	573496700
1963-12-01	515148700
1964-01-01	523977000
1964-02-01	475000000
1964-03-01	533086500
1964-04-01	651309100
1964-05-01	608752000
1964-06-01	634656300
1964-07-01	590030500
1964-08-01	524705700
1964-09-01	572437500
1964-10-01	592392800
1964-11-01	626687800
1964-12-01	610459700
1965-01-01	521512400
1965-02-01	512177000
1965-03-01	675238200
1965-04-01	646775400
1965-05-01	682723500
1965-06-01	734546800
1965-07-01	675588400
1965-08-01	612945100
1965-09-01	673541400
1965-10-01	710631600
1965-11-01	832635600
1965-12-01	731548600
1966-01-01	657919200
1966-02-01	620644800
1966-03-01	771232100
1966-04-01	763231200
1966-05-01	871180500
1966-06-01	836971700
1966-07-01	737811700
1966-08-01	760859500
1966-09-01	767515300
1966-10-01	867228800
1966-11-01	888170100
1966-12-01	805096500
1967-01-01	809634100
1967-02-01	709790900
1967-03-01	787430700
1967-04-01	873059900
1967-05-01	974032000
1967-06-01	904294700
1967-07-01	849879400
1967-08-01	782673400
1967-09-01	807216600
1967-10-01	861828000
1967-11-01	905962200
1967-12-01	814664000
1968-01-01	869364800
1968-02-01	887519500
1968-03-01	831413000
1968-04-01	1008240000
1968-05-01	1045551500
1968-06-01	914747400
1968-07-01	910953800
1968-08-01	816707100
1968-09-01	961789400
1968-10-01	1129859200
1968-11-01	1082945000
1968-12-01	1015748800
1969-01-01	1039433200
1969-02-01	960536100
1969-03-01	1016996400
1969-04-01	1146627000
1969-05-01	1200557100
1969-06-01	1168133400
1969-07-01	1063298200
1969-08-01	888600300
1969-09-01	1141717700
1969-10-01	1206048800
1969-11-01	1136828400
1969-12-01	1156209300
1970-01-01	995525700
1970-02-01	989656100
1970-03-01	1125198100
1970-04-01	1215510800
1970-05-01	1186776200
1970-06-01	1259630200
1970-07-01	1137596900
1970-08-01	967299800
1970-09-01	1168422100
1970-10-01	1105345600
1970-11-01	1172549000
1970-12-01	1028110900
1971-01-01	1013246300
1971-02-01	1036228300
1971-03-01	1352479400
1971-04-01	1268360500
1971-05-01	1376028600
1971-06-01	1408147300
1971-07-01	1230046000
1971-08-01	1187210100
1971-09-01	1289367200
1971-10-01	1449621700
1971-11-01	1529341400
1971-12-01	1331064900
1972-01-01	1366935100
1972-02-01	1328754900
1972-03-01	1516426300
1972-04-01	1533748500
1972-05-01	1828663900
1972-06-01	1713293900
1972-07-01	1443236100
1972-08-01	1469150900
1972-09-01	1515922300
1972-10-01	1804396500
1972-11-01	1831936200
1972-12-01	1521019400
1973-01-01	1738564700
1973-02-01	1652436000
1973-03-01	1879389900
1973-04-01	1817909300
1973-05-01	2241879100
1973-06-01	1994390500
1973-07-01	1894136500
1973-08-01	1732416800
1973-09-01	1764705900
1973-10-01	2331901300
1973-11-01	2300760900
1973-12-01	1977186300
1974-01-01	2200928000
1974-02-01	2216647900
1974-03-01	2557613200
1974-04-01	2514214800
1974-05-01	3066209300
1974-06-01	2805256600
1974-07-01	2787624200
1974-08-01	2576035900
1974-09-01	2667545400
1974-10-01	3167853500
1974-11-01	3081442500
1974-12-01	2797287700
1975-01-01	2856855700
1975-02-01	2606696700
1975-03-01	2865140500
1975-04-01	2865196300
1975-05-01	3043478300
1975-06-01	3201480900
1975-07-01	2642864100
1975-08-01	2488167700
1975-09-01	2765542800
1975-10-01	3036097600
1975-11-01	2958469000
1975-12-01	2803314300
1976-01-01	2882551700
1976-02-01	3010969100
1976-03-01	3287685100
1976-04-01	3206549400
1976-05-01	3357142900
1976-06-01	3683237500
1976-07-01	3009668800
1976-08-01	2923982500
1976-09-01	3021538500
1976-10-01	3059839600
1976-11-01	3565993700
1976-12-01	3030332800
1977-01-01	2993372200
1977-02-01	3135519000
1977-03-01	3562934100
1977-04-01	3393587700
1977-05-01	3797806400
1977-06-01	3733333300
1977-07-01	3075400600
1977-08-01	3150060500
1977-09-01	3085810100
1977-10-01	3401893000
1977-11-01	3295167700
1977-12-01	3206343400
1978-01-01	2917082900
1978-02-01	3533057900
1978-03-01	3181414400
1978-04-01	4144183600
1978-05-01	3952989500
1978-06-01	3988052800
1978-07-01	3446865300
1978-08-01	3307024500
1978-09-01	3451084600
1978-10-01	4076266200
1978-11-01	4218963200
1978-12-01	3659177600
1979-01-01	4038493900
1979-02-01	3766624800
1979-03-01	4727830300
1979-04-01	4318241300
1979-05-01	4923849100
1979-06-01	4386249300
1979-07-01	4268523300
1979-08-01	4801811000
1979-09-01	4128046700
1979-10-01	5253126900
1979-11-01	4966090200
1979-12-01	4104822200
1980-01-01	4726351100
1980-02-01	4729238800
1980-03-01	5170062200
1980-04-01	5465587000
1980-05-01	4864035500
1980-06-01	4996092100
1980-07-01	4803368400
1980-08-01	4171339800
1980-09-01	4627339900
1980-10-01	5824636400
1980-11-01	5054806100
1980-12-01	4797794100
1981-01-01	5041572200
1981-02-01	5032532500
1981-03-01	5787441200
1981-04-01	6020322500
1981-05-01	5898909200
1981-06-01	6301495000
1981-07-01	5556747800
1981-08-01	4742436600
1981-09-01	5569251300
1981-10-01	5710010000
1981-11-01	5522991400
1981-12-01	5120243000
1982-01-01	4184837300
1982-02-01	4841021400
1982-03-01	5528515200
1982-04-01	5048171100
1982-05-01	4816435700
1982-06-01	4786324800
1982-07-01	4394834200
1982-08-01	4330575900
1982-09-01	4455333300
1982-10-01	4182453900
1982-11-01	4522100800
1982-12-01	3916168600
1983-01-01	4311299300
1983-02-01	4437382900
1983-03-01	5030990100
1983-04-01	5018665800
1983-05-01	5262044300
1983-06-01	5220743400
1983-07-01	4638915900
1983-08-01	5066472100
1983-09-01	5355404100
1983-10-01	5944476000
1983-11-01	5953747900
1983-12-01	5084609800
1984-01-01	5533926100
1984-02-01	5954326900
1984-03-01	6625984300
1984-04-01	6247459800
1984-05-01	6884030000
1984-06-01	6314618800
1984-07-01	5912386700
1984-08-01	6296608900
1984-09-01	5938522400
1984-10-01	6465726400
1984-11-01	6158170600
1984-12-01	5387062600
1985-01-01	5929143400
1985-02-01	5708478100
1985-03-01	6212230700
1985-04-01	6692798000
1985-05-01	6755833400
1985-06-01	6481386700
1985-07-01	6537267100
1985-08-01	6182863000
1985-09-01	6324624100
1985-10-01	6920600100
1985-11-01	6813657800
1985-12-01	5846297200
1986-01-01	6660031300
1986-02-01	6765229800
1986-03-01	6283817500
1986-04-01	7455135100
1986-05-01	6978113900
1986-06-01	6977045400
1986-07-01	7063595500
1986-08-01	6165922500
1986-09-01	6467450100
1986-10-01	7019376200
1986-11-01	6894163500
1986-12-01	6249456400
1987-01-01	6444901900
1987-02-01	6727640800
1987-03-01	7606124900
1987-04-01	7131700700
1987-05-01	7077989900
1987-06-01	7976990900
1987-07-01	7171519100
1987-08-01	6456966100
1987-09-01	7410476700
1987-10-01	7741886200
1987-11-01	8070815300
1987-12-01	7886645300
1988-01-01	9665447800
1988-02-01	8260903900
1988-03-01	9841485900
1988-04-01	8621973900
1988-05-01	9463982500
1988-06-01	9291933600
1988-07-01	7371821400
1988-08-01	8782161200
1988-09-01	8859355900
1988-10-01	9130506900
1988-11-01	9244291100
1988-12-01	8225752500
1989-01-01	8881987600
1989-02-01	9256518100
1989-03-01	10168158600
1989-04-01	10011778600
1989-05-01	10535759200
1989-06-01	9904038700
1989-07-01	7959286700
1989-08-01	9323634500
1989-09-01	9111355400
1989-10-01	10424753100
1989-11-01	9622948000
1989-12-01	8266448500
1990-01-01	9239371700
1990-02-01	9515252800
1990-03-01	10986607900
1990-04-01	9964773600
1990-05-01	10585731300
1990-06-01	10115109100
1990-07-01	8711964000
1990-08-01	9568332800
1990-09-01	8911241600
1990-10-01	10588894600
1990-11-01	9902845800
1990-12-01	8645689700
1991-01-01	9521584900
1991-02-01	8947687500
1991-03-01	9690552300
1991-04-01	10323419800
1991-05-01	10246151200
1991-06-01	9839993000
1991-07-01	9363850000
1991-08-01	9700358200
1991-09-01	10046622100
1991-10-01	11439844000
1991-11-01	10472440900
1991-12-01	8599982500
1992-01-01	9700821400
1992-02-01	9616913300
1992-03-01	11059030700
1992-04-01	10512000000
1992-05-01	10165137600
1992-06-01	11032695000
1992-07-01	9651758000
1992-08-01	9708623700
1992-09-01	10616051700
1992-10-01	10807164100
1992-11-01	10103312300
1992-12-01	9462559900
1993-01-01	10237946100
1993-02-01	10753354000
1993-03-01	10896623600
1993-04-01	11032488100
1993-05-01	10979144400
1993-06-01	11010322200
1993-07-01	10776312700
1993-08-01	11098716400
1993-09-01	10965363800
1993-10-01	11114378800
1993-11-01	11351339000
1993-12-01	11476666400
1994-01-01	11371986400
1994-02-01	11159460200
1994-03-01	11643333600
1994-04-01	11574934700
1994-05-01	12679524600
1994-06-01	13137926500
1994-07-01	10234967300
1994-08-01	13114587500
1994-09-01	13112756000
1994-10-01	13603602900
2005-01-01	25835582900
2005-02-01	25440927200
2005-03-01	25875618200
2005-04-01	25565928700
2005-05-01	25833253700
2005-06-01	26195319600
2005-07-01	26239758900
2005-08-01	26815504100
2005-09-01	27743225300
2005-10-01	27793589200
2005-11-01	27941037000
2005-12-01	28758861900
2006-01-01	28967412000
2006-02-01	27917225300
2006-03-01	28241544200
2006-04-01	29371744300
2006-05-01	30358011600
2006-06-01	30533695000
2006-07-01	30242906700
2006-08-01	30945486700
2006-09-01	29897686800
2006-10-01	29837409200
2006-11-01	30091865900
2006-12-01	30308275600
2007-01-01	29720731700
2007-02-01	29812157200
2007-03-01	30824049600
2007-04-01	30892885500
2007-05-01	31508070600
2007-06-01	32619461100
2007-07-01	33707561400
2007-08-01	32380687000
2007-09-01	33687105000
2007-10-01	34397014000
2007-11-01	34961184300
2007-12-01	33947806200
2008-01-01	34706143800
2008-02-01	35251979300
2008-03-01	34337295300
2008-04-01	35415334200
2008-05-01	37463842100
2008-06-01	37974486800
2008-07-01	38457687400
2008-08-01	35332985600
2008-09-01	36198337000
2008-10-01	32953112500
2008-11-01	31116894600
2008-12-01	28741514800
2009-01-01	26357824300
2009-02-01	26025587500
2009-03-01	24075668800
2009-04-01	25356307700
2009-05-01	25513936700
2009-06-01	25975231400
2009-07-01	28125133800
2009-08-01	28346091300
2009-09-01	28544764100
2009-10-01	29074494700
2009-11-01	30051294200
2009-12-01	31208934000
2010-01-01	30637575700
2010-02-01	31265400000
2010-03-01	33206701500
2010-04-01	32609331500
2010-05-01	33291458300
2010-06-01	33513247900
2010-07-01	33690012500
2010-08-01	34280353200
2010-09-01	34474003000
2010-10-01	34766276200
2010-11-01	34810920200
2010-12-01	35141936300
2011-01-01	36990264900
2011-02-01	36130275800
2011-03-01	38239870100
2011-04-01	38658040300
2011-05-01	38877202000
2011-06-01	38313591000
2011-07-01	39264601700
2011-08-01	39194011800
2011-09-01	38672516500
2011-10-01	39124105100
2011-11-01	38664969700
2011-12-01	38746576100
2012-01-01	39192853400
2012-02-01	39743755300
2012-03-01	39742837800
2012-04-01	39620402400
2012-05-01	39547965300
2012-06-01	39419050900
2012-07-01	40000000000
2012-08-01	39374548200
2012-09-01	39773058300
2012-10-01	39218711200
2012-11-01	40268136300
2012-12-01	39286942100
2013-01-01	39792004300
2013-02-01	39782449400
2013-03-01	39242131200
2013-04-01	39949752600
2013-05-01	39688175100
2013-06-01	38835689000
2013-07-01	38782884300
2013-08-01	39841404300
2013-09-01	39719890900
2013-10-01	39274810600
2013-11-01	39522448500
2013-12-01	38881518800
2014-01-01	37754538600
2014-02-01	38549791200
2014-03-01	38619215000
2014-04-01	39462353300
2014-05-01	41006268500
2014-06-01	40113474200
2014-07-01	40057759400
2014-08-01	40117687400
2014-09-01	40289926800
2014-10-01	40313985100
2014-11-01	39226948500
2014-12-01	38879704400
2015-01-01	36852547400
2015-02-01	35742912000
2015-03-01	36885250000
2015-04-01	36751581400
2015-05-01	37211977000
2015-06-01	36654193900
2015-07-01	35782581900
2015-08-01	35321613700
2015-09-01	34620837300
2015-10-01	34828318600
2015-11-01	34807518000
2015-12-01	33964634900
2016-01-01	33036180000
2016-02-01	33468009100
2016-03-01	33969062700
2016-04-01	34823381300
2016-05-01	34502614800
2016-06-01	34905041500
2016-07-01	34555129300
2016-08-01	35003868800
2016-09-01	36422468600
2016-10-01	34349750400
2016-11-01	33560112400
2016-12-01	34579630700
2017-01-01	35560868400
2017-02-01	35926178900
2017-03-01	35378458200
2017-04-01	35851968200
2017-05-01	36288349200
2017-06-01	37041383400
2017-07-01	36800877700
2017-08-01	36997176400
2017-09-01	38118380300
2017-10-01	36700739000
2017-11-01	38335423500
2017-12-01	39184336700
2018-01-01	38410347900
2018-02-01	38773783300
2018-03-01	39991552000