Month	US Dollars, monthly level
1991-01-01	539500000.00000000
1991-02-01	529800000.00000006
1991-03-01	508900000.00000000
1991-04-01	680600000.00000000
1991-05-01	631500000.00000000
1991-06-01	558300000.00000000
1991-07-01	586500000.00000000
1991-08-01	624600000.00000000
1991-09-01	601800000.00000000
1991-10-01	600400000.00000000
1991-11-01	622900000.00000000
1991-12-01	635100000.00000000
1992-01-01	531800000.00000006
1992-02-01	573000000.00000000
1992-03-01	552300000.00000000
1992-04-01	531800000.00000006
1992-05-01	628700000.00000000
1992-06-01	568600000.00000000
1992-07-01	605200000.00000000
1992-08-01	548900000.00000000
1992-09-01	626900000.00000000
1992-10-01	615900000.00000000
1992-11-01	550200000.00000000
1992-12-01	576400000.00000000
1993-01-01	500100000.00000000
1993-02-01	583400000.00000000
1993-03-01	681300000.00000000
1993-04-01	560500000.00000000
1993-05-01	621900000.00000000
1993-06-01	624200000.00000000
1993-07-01	548200000.00000000
1993-08-01	551200000.00000000
1993-09-01	608700000.00000000
1993-10-01	620300000.00000000
1993-11-01	619800000.00000000
1993-12-01	603800000.00000000
1994-01-01	533100000.00000000
1994-02-01	600500000.00000000
1994-03-01	587100000.00000000
1994-04-01	650100000.00000000
1994-05-01	645200000.00000000
1994-06-01	745000000.00000000
1994-07-01	686300000.00000000
1994-08-01	873800000.00000000
1994-09-01	764700000.00000000
1994-10-01	782700000.00000000
1994-11-01	847300000.00000000
1994-12-01	821700000.00000000
1995-01-01	689300000.00000000
1995-02-01	762000000.00000000
1995-03-01	912400000.00000000
1995-04-01	780200000.00000000
1995-05-01	922100000.00000000
1995-06-01	877200000.00000000
1995-07-01	837900000.00000000
1995-08-01	908800000.00000000
1995-09-01	857100000.00000000
1995-10-01	907600000.00000000
1995-11-01	898900000.00000000
1995-12-01	847600000.00000000
1996-01-01	698300000.00000000
1996-02-01	797500000.00000000
1996-03-01	943500000.00000000
1996-04-01	965800000.00000000
1996-05-01	920000000.00000000
1996-06-01	872100000.00000000
1996-07-01	896200000.00000000
1996-08-01	777600000.00000000
1996-09-01	870300000.00000000
1996-10-01	986600000.00000000
1996-11-01	988800000.00000000
1996-12-01	930900000.00000000
1997-01-01	799800000.00000000
1997-02-01	862500000.00000000
1997-03-01	766500000.00000000
1997-04-01	1115500000.00000000
1997-05-01	1070600000.00000000
1997-06-01	925300000.00000000
1997-07-01	1079500000.00000000
1997-08-01	899800000.00000000
1997-09-01	982500000.00000000
1997-10-01	932700000.00000000
1997-11-01	997200000.00000000
1997-12-01	1117100000.00000000
1998-01-01	864400000.00000000
1998-02-01	818600000.00000000
1998-03-01	917400000.00000000
1998-04-01	893700000.00000000
1998-05-01	1084500000.00000000
1998-06-01	921200000.00000000
1998-07-01	926400000.00000000
1998-08-01	826500000.00000000
1998-09-01	923700000.00000000
1998-10-01	883600000.00000000
1998-11-01	854000000.00000000
1998-12-01	951600000.00000000
1999-01-01	719200000.00000000
1999-02-01	762100000.00000000
1999-03-01	952500000.00000000
1999-04-01	837500000.00000000
1999-05-01	929700000.00000000
1999-06-01	1042899999.99999990
1999-07-01	1015400000.00000010
1999-08-01	1002200000.00000000
1999-09-01	1063499999.99999990
1999-10-01	966500000.00000000
1999-11-01	1076200000.00000000
1999-12-01	1249300000.00000000
2000-01-01	1011700000.00000000
2000-02-01	1054100000.00000000
2000-03-01	1053500000.00000010
2000-04-01	886400000.00000000
2000-05-01	1146300000.00000000
2000-06-01	1154000000.00000000
2000-07-01	1104400000.00000000
2000-08-01	1242400000.00000000
2000-09-01	1102900000.00000000
2000-10-01	981700000.00000000
2000-11-01	1192700000.00000000
2000-12-01	1228400000.00000000
2001-01-01	1017200000.00000010
2001-02-01	964400000.00000000
2001-03-01	1002500000.00000000
2001-04-01	1058500000.00000000
2001-05-01	1068000000.00000010
2001-06-01	996700000.00000000
2001-07-01	1005900000.00000000
2001-08-01	1189600000.00000000
2001-09-01	1078800000.00000000
2001-10-01	1013800000.00000000
2001-11-01	966000000.00000000
2001-12-01	968600000.00000000
2002-01-01	943700000.00000000
2002-02-01	945900000.00000000
2002-03-01	859300000.00000000
2002-04-01	1123900000.00000000
2002-05-01	1076500000.00000000
2002-06-01	921500000.00000000
2002-07-01	1040899999.99999990
2002-08-01	915500000.00000000
2002-09-01	1055399999.99999990
2002-10-01	1070300000.00000000
2002-11-01	966900000.00000000
2002-12-01	1055600000.00000010
2003-01-01	923400000.00000000
2003-02-01	1032999999.99999990
2003-03-01	1034200000.00000000
2003-04-01	1101100000.00000000
2003-05-01	1181900000.00000000
2003-06-01	995300000.00000000
2003-07-01	1267600000.00000000
2003-08-01	1092900000.00000000
2003-09-01	1079500000.00000000
2003-10-01	1169200000.00000000
2003-11-01	1082800000.00000000
2003-12-01	1167600000.00000000
2004-01-01	1183400000.00000000
2004-02-01	1031800000.00000000
2004-03-01	1206700000.00000000
2004-04-01	1271600000.00000000
2004-05-01	1335700000.00000000
2004-06-01	1433600000.00000000
2004-07-01	1541100000.00000000
2004-08-01	1516500000.00000000
2004-09-01	1519500000.00000000
2004-10-01	1529300000.00000000
2004-11-01	1585700000.00000000
2004-12-01	1633400000.00000000
2005-01-01	1379000000.00000000
2005-02-01	1529300000.00000000
2005-03-01	1722100000.00000000
2005-04-01	1682500000.00000000
2005-05-01	1737200000.00000000
2005-06-01	2097900000.00000000
2005-07-01	1653800000.00000000
2005-08-01	1882700000.00000000
2005-09-01	1908000000.00000000
2005-10-01	1788900000.00000000
2005-11-01	1826200000.00000000
2005-12-01	1938600000.00000000
2006-01-01	1668200000.00000000
2006-02-01	1862000000.00000000
2006-03-01	1929900000.00000000
2006-04-01	1872200000.00000000
2006-05-01	2211700000.00000000
2006-06-01	2039400000.00000000
2006-07-01	2142000000.00000000
2006-08-01	2129900000.00000020
2006-09-01	2104200000.00000000
2006-10-01	2271600000.00000000
2006-11-01	2146500000.00000000
2006-12-01	2134500000.00000000
2007-01-01	1843700000.00000000
2007-02-01	1914800000.00000000
2007-03-01	2384700000.00000000
2007-04-01	2497800000.00000000
2007-05-01	2728000000.00000000
2007-06-01	2114300000.00000000
2007-07-01	2648100000.00000000
2007-08-01	2621000000.00000000
2007-09-01	2523200000.00000000
2007-10-01	2623600000.00000000
2007-11-01	3152700000.00000000
2007-12-01	3227500000.00000000
2008-01-01	2842300000.00000000
2008-02-01	2822500000.00000000
2008-03-01	3007300000.00000000
2008-04-01	3365400000.00000000
2008-05-01	3392600000.00000000
2008-06-01	3675700000.00000000
2008-07-01	3801700000.00000000
2008-08-01	3294200000.00000000
2008-09-01	3134000000.00000000
2008-10-01	2981100000.00000000
2008-11-01	2245400000.00000000
2008-12-01	2224300000.00000000
2009-01-01	2525700000.00000000
2009-02-01	2340100000.00000000
2009-03-01	2711300000.00000000
2009-04-01	2427600000.00000000
2009-05-01	2742500000.00000000
2009-06-01	2738100000.00000000
2009-07-01	2898600000.00000000
2009-08-01	2673500000.00000000
2009-09-01	2796000000.00000000
2009-10-01	2948700000.00000000
2009-11-01	2861300000.00000000
2009-12-01	3183000000.00000000
2010-01-01	2913400000.00000000
2010-02-01	2869200000.00000000
2010-03-01	3337900000.00000000
2010-04-01	3491000000.00000000
2010-05-01	3513300000.00000000
2010-06-01	3060600000.00000000
2010-07-01	3157600000.00000000
2010-08-01	3291200000.00000000
2010-09-01	3271700000.00000000
2010-10-01	3535800000.00000000
2010-11-01	3426100000.00000000
2010-12-01	3845500000.00000000
2011-01-01	3760200000.00000000
2011-02-01	3958600000.00000000
2011-03-01	4893300000.00000000
2011-04-01	4823100000.00000000
2011-05-01	5153700000.00000000
2011-06-01	4708700000.00000000
2011-07-01	4866300000.00000000
2011-08-01	4941600000.00000000
2011-09-01	4582400000.00000000
2011-10-01	4773000000.00000000
2011-11-01	5147300000.00000000
2011-12-01	5306700000.00000000
2012-01-01	4785800000.00000000
2012-02-01	4999300000.00000000
2012-03-01	5712400000.00000000
2012-04-01	5010900000.00000000
2012-05-01	5403400000.00000000
2012-06-01	4563400000.00000000
2012-07-01	4976900000.00000000
2012-08-01	4570800000.00000000
2012-09-01	4910400000.00000000
2012-10-01	5432900000.00000000
2012-11-01	4807300000.00000000
2012-12-01	4951600000.00000000
2013-01-01	4849200000.00000000
2013-02-01	4667800000.00000000
2013-03-01	4617800000.00000000
2013-04-01	4949500000.00000000
2013-05-01	5332500000.00000000
2013-06-01	4870800000.00000000
2013-07-01	4652300000.00000000
2013-08-01	4977700000.00000000
2013-09-01	4850000000.00000000
2013-10-01	4838000000.00000000
2013-11-01	4948700000.00000000
2013-12-01	5272100000.00000000
2014-01-01	4808800000.00000000
2014-02-01	4271400000.00000000
2014-03-01	4408200000.00000000
2014-04-01	4316700000.00000000
2014-05-01	5495900000.00000000
2014-06-01	4704800000.00000000
2014-07-01	5048900000.00000000
2014-08-01	4813100000.00000000
2014-09-01	5077200000.00000000
2014-10-01	4322300000.00000000
2014-11-01	3794700000.00000000
2014-12-01	3794700000.00000000
2015-01-01	2917000000.00000000
2015-02-01	3161000000.00000000
2015-03-01	3461900000.00000000
2015-04-01	3219700000.00000000
2015-05-01	3381100000.00000000
2015-06-01	3217400000.00000000
2015-07-01	3043800000.00000000
2015-08-01	2868500000.00000000
2015-09-01	2898200000.00000000
2015-10-01	2815500000.00000000
2015-11-01	2444500000.00000000
2015-12-01	2589000000.00000000
2016-01-01	1919100000.00000000
2016-02-01	2328700000.00000000
2016-03-01	2335000000.00000000
2016-04-01	2463800000.00000000
2016-05-01	2751500000.00000000
2016-06-01	2780500000.00000000
2016-07-01	2267000000.00000000
2016-08-01	3044400000.00000000
2016-09-01	2797700000.00000000
2016-10-01	2770000000.00000000
2016-11-01	2833600000.00000000
2016-12-01	3477100000.00000000
2017-01-01	2785000000.00000000
2017-02-01	2716000000.00000000
2017-03-01	3297000000.00000000
2017-04-01	2684400000.00000000
2017-05-01	3505400000.00000000
2017-06-01	2873700000.00000000
2017-07-01	3103000000.00000000
2017-08-01	3191600000.00000000
2017-09-01	3371300000.00000000
2017-10-01	3269600000.00000000
2017-11-01	3102700000.00000000
2017-12-01	3980900000.00000000
2018-01-01	3326600000.00000000
2018-02-01	3000900000.00000000
2018-03-01	3366000000.00000000
2018-04-01	3784800000.00000000
2018-05-01	3681000000.00000000
2018-06-01	3334900000.00000000
2018-07-01	3632900000.00000000
2018-08-01	3611200000.00000000