Month	Dollars
1950-12-01	89000000
1951-12-01	88500000
1952-12-01	137560000
1953-12-01	91580000
1954-12-01	147080000
1955-12-01	298500000
1956-12-01	344500000
1957-01-01	346500000
1957-02-01	338500000
1957-03-01	315500000
1957-04-01	304500000
1957-05-01	293500000
1957-06-01	263500000
1957-07-01	259500000
1957-08-01	295500000
1957-09-01	264500000
1957-10-01	259500000
1957-11-01	266500000
1957-12-01	295500000
1958-01-01	289500000
1958-02-01	284500000
1958-03-01	263500000
1958-04-01	256500000
1958-05-01	242500000
1958-06-01	202500000
1958-07-01	194500000
1958-08-01	214500000
1958-09-01	217500000
1958-10-01	224500000
1958-11-01	221500000
1958-12-01	247500000
1959-01-01	232500000
1959-02-01	217500000
1959-03-01	233000000
1959-04-01	257500000
1959-05-01	281500000
1959-06-01	257500000
1959-07-01	261500000
1959-08-01	264500000
1959-09-01	242500000
1959-10-01	249500000
1959-11-01	287000000
1959-12-01	316000000
1960-01-01	292000000
1960-02-01	309000000
1960-03-01	325000000
1960-04-01	314000000
1960-05-01	300000000
1960-06-01	294000000
1960-07-01	288000000
1960-08-01	291000000
1960-09-01	275000000
1960-10-01	266000000
1960-11-01	271000000
1960-12-01	306000000
1961-01-01	269000000
1961-02-01	238000000
1961-03-01	222000000
1961-04-01	240000000
1961-05-01	209000000
1961-06-01	198000000
1961-07-01	197000000
1961-08-01	236000000
1961-09-01	228000000
1961-10-01	229000000
1961-11-01	255000000
1961-12-01	301000000
1962-01-01	277000000
1962-02-01	269000000
1962-03-01	298000000
1962-04-01	290000000
1962-05-01	274000000
1962-06-01	252000000
1962-07-01	255000000
1962-08-01	275000000
1962-09-01	266000000
1962-10-01	265000000
1962-11-01	309000000
1962-12-01	333000000
1963-01-01	346000000
1963-02-01	364000000
1963-03-01	351000000
1963-04-01	362000000
1963-05-01	354000000
1963-06-01	348000000
1963-07-01	399000000
1963-08-01	391000000
1963-09-01	375000000
1963-10-01	368000000
1963-11-01	367000000
1963-12-01	409000000
1964-01-01	414000000
1964-02-01	416000000
1964-03-01	405000000
1964-04-01	391000000
1964-05-01	355000000
1964-06-01	343000000
1964-07-01	351000000
1964-08-01	364000000
1964-09-01	335000000
1964-10-01	344000000
1964-11-01	414000000
1964-12-01	418000000
1965-01-01	383000000
1965-02-01	395000000
1965-03-01	412000000
1965-04-01	341000000
1965-05-01	355500000
1965-06-01	328500000
1965-07-01	316500000
1965-08-01	372500000
1965-09-01	359500000
1965-10-01	348500000
1965-11-01	372500000
1965-12-01	379500000
1966-01-01	376500000
1966-02-01	380500000
1966-03-01	411000000
1966-04-01	420000000
1966-05-01	394500000
1966-06-01	399500000
1966-07-01	396500000
1966-08-01	381500000
1966-09-01	358990000
1966-10-01	341990000
1966-11-01	404990000
1966-12-01	454990000
1967-01-01	380990000
1967-02-01	411990000
1967-03-01	398990000
1967-04-01	399990000
1967-05-01	378990000
1967-06-01	369990000
1967-07-01	360990000
1967-08-01	323990000
1967-09-01	361990000
1967-10-01	344990000
1967-11-01	379990000
1967-12-01	420000000
1968-01-01	427010000
1968-02-01	432580000
1968-03-01	436580000
1968-04-01	438580000
1968-05-01	470580000
1968-06-01	433560000
1968-07-01	451560000
1968-08-01	444510000
1968-09-01	424510000
1968-10-01	450920000
1968-11-01	464920000
1968-12-01	491920000
1969-01-01	475920000
1969-02-01	475920000
1969-03-01	492920000
1969-04-01	494420000
1969-05-01	501220000
1969-06-01	507220000
1969-07-01	501220000
1969-08-01	449730000
1969-09-01	466040000
1969-10-01	474380000
1969-11-01	456390000
1969-12-01	493390000
1970-01-01	571050000
1970-02-01	536050000
1970-03-01	551250000
1970-04-01	578600000
1970-05-01	547250000
1970-06-01	524250000
1970-07-01	518250000
1970-08-01	523130000
1970-09-01	476350000
1970-10-01	444100000
1970-11-01	491100000
1970-12-01	568100000
1971-01-01	621690000
1971-02-01	636890000
1971-03-01	663090000
1971-04-01	672520000
1971-05-01	666170000
1971-06-01	695720000
1971-07-01	712930000
1971-08-01	737910000
1971-09-01	708910000
1971-10-01	772140000
1971-11-01	763140000
1971-12-01	752095400
1972-01-01	820688100
1972-02-01	849688100
1972-03-01	858677300
1972-04-01	970731600
1972-05-01	947872700
1972-06-01	986872700
1972-07-01	1042872700
1972-08-01	1014872700
1972-09-01	951872700
1972-10-01	857883600
1972-11-01	850883600
1972-12-01	975883600
1973-01-01	1046851000
1973-02-01	1111055000
1973-03-01	1073055000
1973-04-01	1084115300
1973-05-01	1052211800
1973-06-01	1026211800
1973-07-01	988211800
1973-08-01	999211800
1973-09-01	894211800
1973-10-01	816199800
1973-11-01	981211800
1973-12-01	1160211800
1974-01-01	1095211800
1974-02-01	1084211800
1974-03-01	1384211800
1974-04-01	1395260100
1974-05-01	1401332500
1974-06-01	1392332500
1974-07-01	1152569100
1974-08-01	1099422400
1974-09-01	1202005700
1974-10-01	1126796100
1974-11-01	1338472700
1974-12-01	1237633600
1975-01-01	1233932100
1975-02-01	1259804300
1975-03-01	1318877200
1975-04-01	1296731100
1975-05-01	1318103100
1975-06-01	1240740400
1975-07-01	1379425400
1975-08-01	1246520200
1975-09-01	1171358300
1975-10-01	1259242000
1975-11-01	1582525300
1975-12-01	1383459700
1976-01-01	1277083800
1976-02-01	1445081300
1976-03-01	1354798200
1976-04-01	1135968400
1976-05-01	1195636500
1976-06-01	1365330900
1976-07-01	1025485300
1976-08-01	1021190100
1976-09-01	715246600
1976-10-01	502017300
1976-11-01	1359988800
1976-12-01	1187999200
1977-01-01	1438767500
1977-02-01	1378361700
1977-03-01	1353797700
1977-04-01	1413697600
1977-05-01	1214911100
1977-06-01	1370381900
1977-07-01	1529694400
1977-08-01	1526790600
1977-09-01	1584875500
1977-10-01	1649722600
1977-11-01	1625430600
1977-12-01	1648897100
1978-01-01	1835005200
1978-02-01	1667380900
1978-03-01	1690542900
1978-04-01	1722881300
1978-05-01	1681525500
1978-06-01	1626291900
1978-07-01	1650071500
1978-08-01	1716973900
1978-09-01	1697147600
1978-10-01	1654221200
1978-11-01	1759217400
1978-12-01	1841512100
1979-01-01	1958396900
1979-02-01	1978388300
1979-03-01	2030053700
1979-04-01	2074819600
1979-05-01	1926933700
1979-06-01	1941445000
1979-07-01	1950790600
1979-08-01	1942830400
1979-09-01	1886975600
1979-10-01	1972218300
1979-11-01	1927293700
1979-12-01	2071708700
1980-01-01	2257660300
1980-02-01	2238239900
1980-03-01	2257424300
1980-04-01	2326449500
1980-05-01	2403513300
1980-06-01	2492825900
1980-07-01	2541749100
1980-08-01	2604558500
1980-09-01	2679611900
1980-10-01	2747993300
1980-11-01	2873245900
1980-12-01	2959892500
1981-01-01	3049573900
1981-02-01	3104975300
1981-03-01	3178805300
1981-04-01	3275623100
1981-05-01	3411907200
1981-06-01	2609378800
1981-07-01	2933787400
1981-08-01	3668778300
1981-09-01	2816367600
1981-10-01	2769073800
1981-11-01	3145038300
1981-12-01	4074353700
1982-01-01	2758344400
1982-02-01	2243067600
1982-03-01	2626066800
1982-04-01	1580446000
1982-05-01	3261419500
1982-06-01	1557180900
1982-07-01	1629190600
1982-08-01	1315123200
1982-09-01	1153042600
1982-10-01	926967800
1982-11-01	819096500
1982-12-01	833890600
1983-01-01	1252803000
1983-02-01	1462177100
1983-03-01	2102165000
1983-04-01	2195413100
1983-05-01	2395851100
1983-06-01	2524844000
1983-07-01	3213095000
1983-08-01	2407783500
1983-09-01	3060792600
1983-10-01	2936154000
1983-11-01	4090084000
1983-12-01	3912918700
1984-01-01	4353816600
1984-02-01	4588281100
1984-03-01	4716651000
1984-04-01	4929057600
1984-05-01	5232346800
1984-06-01	6078678600
1984-07-01	6161358700
1984-08-01	6318190400
1984-09-01	7011031000
1984-10-01	6950006000
1984-11-01	8053089000
1984-12-01	7272038600
1985-01-01	6914140700
1985-02-01	6123115100
1985-03-01	6866119000
1985-04-01	6680069400
1985-05-01	6490357500
1985-06-01	6119359400
1985-07-01	4881404600
1985-08-01	4671414100
1985-09-01	4889423800
1985-10-01	5027185000
1985-11-01	4908393500
1985-12-01	4906395400
1986-01-01	5270823500
1986-02-01	5313358300
1986-03-01	5002762600
1986-04-01	5205475600
1986-05-01	4490876300
1986-06-01	3460783700
1986-07-01	2922120500
1986-08-01	3446105100
1986-09-01	3334303400
1986-10-01	3713522000
1986-11-01	4139615800
1986-12-01	5669819200
1987-01-01	6365913600
1987-02-01	6740303400
1987-03-01	7740308600
1987-04-01	11467035700
1987-05-01	11700036700
1987-06-01	12551570200
1987-07-01	12701693900
1987-08-01	13307727700
1987-09-01	13313834700
1987-10-01	13158306800
1987-11-01	12929513300
1987-12-01	12464081800
1988-01-01	12313944500
1988-02-01	12539805700
1988-03-01	14523800400
1988-04-01	14884424300
1988-05-01	14268314900
1988-06-01	12855267400
1988-07-01	10474450900
1988-08-01	10913516100
1988-09-01	8590581400
1988-10-01	7645640300
1988-11-01	5484786500
1988-12-01	5278683300
1989-01-01	5471840900
1989-02-01	5635981200
1989-03-01	5100382000
1989-04-01	5089727600
1989-05-01	4335082800
1989-06-01	4845557000
1989-07-01	5490410600
1989-08-01	5482213900
1989-09-01	6863667000
1989-10-01	6815292200
1989-11-01	6467587500
1989-12-01	6329105100
1990-01-01	5561323400
1990-02-01	7922681000
1990-03-01	4318518900
1990-04-01	5027850500
1990-05-01	5488175800
1990-06-01	6507574300
1990-07-01	6825748300
1990-08-01	7133608300
1990-09-01	7578221300
1990-10-01	8176306500
1990-11-01	9428416800
1990-12-01	9862895500
1991-01-01	10562716400
1991-02-01	11477929200
1991-03-01	11610333400
1991-04-01	13158286200
1991-05-01	13659502300
1991-06-01	13998886100
1991-07-01	14399277800
1991-08-01	13929283600
1991-09-01	16444326900
1991-10-01	17294807300
1991-11-01	19692959100
1991-12-01	17725518300
1992-01-01	17959916100
1992-02-01	19088223500
1992-03-01	18517569300
1992-04-01	19375604600
1992-05-01	18857798700
1992-06-01	18943199600
1992-07-01	18961755400
1992-08-01	18840949900
1992-09-01	19212685000
1992-10-01	18589782100
1992-11-01	18913934100
1992-12-01	18941965800
1993-01-01	21220088300
1993-02-01	21567099600
1993-03-01	21267556000
1993-04-01	24521328900
1993-05-01	24232787300
1993-06-01	22980664200
1993-07-01	22939479700
1993-08-01	22974951600
1993-09-01	23065552200
1993-10-01	23224136900
1993-11-01	19194489000
1993-12-01	25109605200
1994-01-01	26629561500
1994-02-01	29315761700
1994-03-01	25885217300
1994-04-01	17669673700
1994-05-01	17433648100
1994-06-01	16508976800
1994-07-01	16709076600
1994-08-01	17077425400
1994-09-01	16374464800
1994-10-01	17666806400
1994-11-01	12888575800
1994-12-01	6278238100
1995-01-01	4439879400
1995-02-01	9573737900
1995-03-01	6940071400
1995-04-01	9004811800
1995-05-01	10996038900
1995-06-01	10069591700
1995-07-01	14234229100
1995-08-01	15829101700
1995-09-01	16472866200
1995-10-01	14545814400
1995-11-01	14620684600
1995-12-01	16846808900
1996-01-01	16053936100
1996-02-01	16494417300
1996-03-01	16877513300
1996-04-01	16375203100
1996-05-01	16861280700
1996-06-01	16471818000
1996-07-01	17940019400
1996-08-01	17450038300
1996-09-01	17139599600
1996-10-01	18294729900
1996-11-01	18751386300
1996-12-01	19432723300
1997-01-01	20314951500
1997-02-01	21317011300
1997-03-01	21055950800
1997-04-01	22561053100
1997-05-01	24490272300
1997-06-01	23774775300
1997-07-01	24565557100
1997-08-01	25841334300
1997-09-01	26966245800
1997-10-01	28102026800
1997-11-01	27001689300
1997-12-01	28797466900
1998-01-01	29185545200
1998-02-01	29047311800
1998-03-01	30118104700
1998-04-01	31138793400
1998-05-01	30968806400
1998-06-01	30645908200
1998-07-01	31679009800
1998-08-01	29773675100
1998-09-01	29265838000
1998-10-01	30674787700
1998-11-01	29765615500
1998-12-01	31799031100
1999-01-01	31680553700
1999-02-01	31494100000
1999-03-01	31284058400
1999-04-01	31469618500
1999-05-01	31145685700
1999-06-01	31346265400
1999-07-01	32060334300
1999-08-01	32066912400
1999-09-01	32584520500
1999-10-01	32267463200
1999-11-01	31650172900
1999-12-01	31782191600
2000-01-01	33642731200
2000-02-01	33311855500
2000-03-01	36371437200
2000-04-01	34684884300
2000-05-01	33566019600
2000-06-01	32974281000
2000-07-01	34322849600
2000-08-01	32882097800
2000-09-01	34108111200
2000-10-01	35270722200
2000-11-01	34689946500
2000-12-01	35508843800
2001-01-01	39421401300
2001-02-01	39105934600
2001-03-01	40233945400
2001-04-01	40309359200
2001-05-01	40561017300
2001-06-01	40758679900
2001-07-01	40820397200
2001-08-01	41167725000
2001-09-01	42805946500
2001-10-01	43369841000
2001-11-01	43858374100
2001-12-01	44740740300
2002-01-01	47222570900
2002-02-01	47059006600
2002-03-01	46197930200
2002-04-01	45080789000
2002-05-01	44911256700
2002-06-01	45524569000
2002-07-01	46055940600
2002-08-01	46488716800
2002-09-01	46607874600
2002-10-01	46067379700
2002-11-01	46770978700
2002-12-01	50594448700
2003-01-01	51501019800
2003-02-01	51953652100
2003-03-01	53883229300
2003-04-01	55035000100
2003-05-01	55691175900
2003-06-01	55197924000
2003-07-01	54134941800
2003-08-01	53937556800
2003-09-01	54778816200
2003-10-01	56164527300
2003-11-01	57251695700
2003-12-01	58955643500
2004-01-01	62952713100
2004-02-01	63062688600
2004-03-01	61590802700
2004-04-01	60303245000
2004-05-01	60277196400
2004-06-01	60408708100
2004-07-01	60278151500
2004-08-01	61030030000
2004-09-01	62208577100
2004-10-01	60909311100
2004-11-01	63688748700
2004-12-01	64140700800
2005-01-01	65023374100
2005-02-01	64005814700
2005-03-01	64054233100
2005-04-01	62755026200
2005-05-01	61882102300
2005-06-01	65550680800
2005-07-01	66437804200
2005-08-01	68179228000
2005-09-01	69930257400
2005-10-01	71153653300
2005-11-01	72730689300
2005-12-01	74054137300
2006-01-01	76742917000
2006-02-01	75569903600
2006-03-01	75949456600
2006-04-01	78372499500
2006-05-01	81382537600
2006-06-01	84873874200
2006-07-01	82990586800
2006-08-01	83637154300
2006-09-01	83389609600
2006-10-01	77515934800
2006-11-01	77004789500
2006-12-01	76270541100
2007-01-01	76762426600
2007-02-01	76589133100
2007-03-01	75772913400
2007-04-01	77497697100
2007-05-01	77937784500
2007-06-01	77863780800
2007-07-01	78171934700
2007-08-01	79397450100
2007-09-01	82070447100
2007-10-01	83639965100
2007-11-01	85449812300
2007-12-01	87109238700
2008-01-01	90677740700
2008-02-01	90246607900
2008-03-01	91042004500
2008-04-01	92717324900
2008-05-01	93878841400
2008-06-01	93969214500
2008-07-01	95393568200
2008-08-01	97003594800
2008-09-01	98744514200
2008-10-01	84878587400
2008-11-01	88543719900
2008-12-01	95126098300
2009-01-01	90237115900
2009-02-01	89998804100
2009-03-01	85471021400
2009-04-01	84037983000
2009-05-01	82943273700
2009-06-01	81230931800
2009-07-01	81968157700
2009-08-01	84375049000
2009-09-01	87517380100
2009-10-01	88360362500
2009-11-01	90369698300
2009-12-01	99589207900
2010-01-01	98380528600
2010-02-01	99674809200
2010-03-01	101313167000
2010-04-01	103498961400
2010-05-01	103549230600
2010-06-01	105246115200
2010-07-01	109259206200
2010-08-01	111239252800
2010-09-01	113367130500
2010-10-01	115941237600
2010-11-01	117086703700
2010-12-01	120264973800
2011-01-01	123230430400
2011-02-01	125212263100
2011-03-01	123624623700
2011-04-01	126026809700
2011-05-01	125939533300
2011-06-01	128767562100
2011-07-01	132962413100
2011-08-01	137256489800
2011-09-01	135598113000
2011-10-01	139862438500
2011-11-01	141226438400
2011-12-01	143990814800
2012-01-01	148179011200
2012-02-01	148977101300
2012-03-01	149396612600
2012-04-01	152677748500
2012-05-01	152324548400
2012-06-01	156278766700
2012-07-01	158597273800
2012-08-01	158728210900
2012-09-01	158453343700
2012-10-01	160492206800
2012-11-01	161367054200
2012-12-01	160413366000
2013-01-01	164593962400
2013-02-01	165392846600
2013-03-01	164908572000
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