Month	US Dollars, monthly level
1990-01-01	386000000.00000000
1990-02-01	226000000.00000000
1990-03-01	303000000.00000000
1990-04-01	276000000.00000000
1990-05-01	302000000.00000000
1990-06-01	268000000.00000003
1990-07-01	313000000.00000000
1990-08-01	312000000.00000000
1990-09-01	326000000.00000000
1990-10-01	425000000.00000000
1990-11-01	439000000.00000000
1990-12-01	500000000.00000000
1991-01-01	493000000.00000000
1991-02-01	400000000.00000000
1991-03-01	408000000.00000000
1991-04-01	614000000.00000000
1991-05-01	522000000.00000000
1991-06-01	606000000.00000000
1991-07-01	748000000.00000000
1991-08-01	760000000.00000000
1991-09-01	768000000.00000000
1991-10-01	937000000.00000000
1991-11-01	1054999999.99999990
1991-12-01	964000000.00000000
1992-01-01	903000000.00000000
1992-02-01	914000000.00000000
1992-03-01	1070000000.00000010
1992-04-01	1186000000.00000000
1992-05-01	1111000000.00000000
1992-06-01	1285000000.00000000
1992-07-01	1460000000.00000000
1992-08-01	1430000000.00000000
1992-09-01	1465000000.00000000
1992-10-01	1517000000.00000000
1992-11-01	1274000000.00000000
1992-12-01	1257000000.00000000
1993-01-01	1038999999.99999990
1993-02-01	898000000.00000000
1993-03-01	1323000000.00000000
1993-04-01	1207000000.00000000
1993-05-01	1253000000.00000000
1993-06-01	1410000000.00000000
1993-07-01	1559000000.00000000
1993-08-01	1538000000.00000000
1993-09-01	1563000000.00000000
1993-10-01	1570000000.00000000
1993-11-01	1758000000.00000000
1993-12-01	1666000000.00000000
1994-01-01	1578000000.00000000
1994-02-01	1487000000.00000000
1994-03-01	1850000000.00000000
1994-04-01	1752000000.00000000
1994-05-01	1741000000.00000000
1994-06-01	1836000000.00000000
1994-07-01	1776000000.00000000
1994-08-01	2103000000.00000020
1994-09-01	1766000000.00000000
1994-10-01	1840000000.00000000
1994-11-01	1892000000.00000000
1994-12-01	1970000000.00000000
1995-01-01	1718000000.00000000
1995-02-01	1630000000.00000000
1995-03-01	1891000000.00000000
1995-04-01	1485000000.00000000
1995-05-01	1722000000.00000000
1995-06-01	1573000000.00000000
1995-07-01	1519000000.00000000
1995-08-01	1744000000.00000000
1995-09-01	1655000000.00000000
1995-10-01	1752000000.00000000
1995-11-01	1833000000.00000000
1995-12-01	1601000000.00000000
1996-01-01	1682000000.00000000
1996-02-01	1522000000.00000000
1996-03-01	1782000000.00000000
1996-04-01	1813000000.00000000
1996-05-01	1916000000.00000000
1996-06-01	1996000000.00000000
1996-07-01	2291000000.00000000
1996-08-01	2308000000.00000000
1996-09-01	1981000000.00000000
1996-10-01	2294000000.00000000
1996-11-01	2099000000.00000020
1996-12-01	2077999999.99999980
1997-01-01	2333000000.00000000
1997-02-01	2027000000.00000020
1997-03-01	2133000000.00000000
1997-04-01	2529000000.00000000
1997-05-01	2544000000.00000000
1997-06-01	2447000000.00000000
1997-07-01	2734000000.00000000
1997-08-01	2694000000.00000000
1997-09-01	2767000000.00000000
1997-10-01	2836000000.00000000
1997-11-01	2799000000.00000000
1997-12-01	2607000000.00000000
1998-01-01	2558000000.00000000
1998-02-01	2283000000.00000000
1998-03-01	2694000000.00000000
1998-04-01	2739000000.00000000
1998-05-01	2626000000.00000000
1998-06-01	2823000000.00000000
1998-07-01	3027000000.00000000
1998-08-01	2740000000.00000000
1998-09-01	2661000000.00000000
1998-10-01	2591000000.00000000
1998-11-01	2456000000.00000000
1998-12-01	2178000000.00000000
1999-01-01	1906000000.00000000
1999-02-01	1856000000.00000000
1999-03-01	2077999999.99999980
1999-04-01	1873000000.00000000
1999-05-01	1931000000.00000000
1999-06-01	2212000000.00000000
1999-07-01	2278000000.00000000
1999-08-01	2331000000.00000000
1999-09-01	2234000000.00000000
1999-10-01	2213000000.00000000
1999-11-01	2290000000.00000000
1999-12-01	2305000000.00000000
2000-01-01	1852000000.00000000
2000-02-01	1908000000.00000000
2000-03-01	2116000000.00000000
2000-04-01	1905000000.00000000
2000-05-01	2215000000.00000000
2000-06-01	2178000000.00000000
2000-07-01	2202000000.00000000
2000-08-01	2320000000.00000000
2000-09-01	2084000000.00000000
2000-10-01	2251000000.00000000
2000-11-01	2185000000.00000000
2000-12-01	2065000000.00000000
2001-01-01	1954000000.00000000
2001-02-01	1754000000.00000000
2001-03-01	2035000000.00000020
2001-04-01	1918000000.00000000
2001-05-01	2081000000.00000000
2001-06-01	1777000000.00000000
2001-07-01	1769000000.00000000
2001-08-01	1822000000.00000000
2001-09-01	1431000000.00000000
2001-10-01	1512000000.00000000
2001-11-01	1334000000.00000000
2001-12-01	932000000.00000000
2002-01-01	851000000.00000000
2002-02-01	628000000.00000000
2002-03-01	593000000.00000000
2002-04-01	612000000.00000000
2002-05-01	862000000.00000000
2002-06-01	683000000.00000000
2002-07-01	811000000.00000000
2002-08-01	762000000.00000000
2002-09-01	719000000.00000000
2002-10-01	876000000.00000000
2002-11-01	809000000.00000000
2002-12-01	785000000.00000000
2003-01-01	799000000.00000000
2003-02-01	777000000.00000000
2003-03-01	934000000.00000000
2003-04-01	1110000000.00000000
2003-05-01	1085000000.00000000
2003-06-01	1149000000.00000000
2003-07-01	1260000000.00000000
2003-08-01	1135000000.00000000
2003-09-01	1318000000.00000000
2003-10-01	1440000000.00000000
2003-11-01	1336000000.00000000
2003-12-01	1508000000.00000000
2004-01-01	1609000000.00000000
2004-02-01	1364000000.00000000
2004-03-01	1690000000.00000000
2004-04-01	1651000000.00000000
2004-05-01	1792000000.00000000
2004-06-01	2039000000.00000020
2004-07-01	1970000000.00000000
2004-08-01	2032000000.00000000
2004-09-01	2025000000.00000000
2004-10-01	1973000000.00000000
2004-11-01	2193000000.00000000
2004-12-01	2109000000.00000000
2005-01-01	1901000000.00000000
2005-02-01	1867000000.00000000
2005-03-01	2198000000.00000000
2005-04-01	2380000000.00000000
2005-05-01	2476000000.00000000
2005-06-01	2724000000.00000000
2005-07-01	2349000000.00000000
2005-08-01	2626000000.00000000
2005-09-01	2468000000.00000000
2005-10-01	2503000000.00000000
2005-11-01	2701000000.00000000
2005-12-01	2495000000.00000000
2006-01-01	2324000000.00000000
2006-02-01	2326000000.00000000
2006-03-01	2722000000.00000000
2006-04-01	2545000000.00000000
2006-05-01	2826000000.00000000
2006-06-01	2859000000.00000000
2006-07-01	2852000000.00000000
2006-08-01	3281000000.00000000
2006-09-01	3169000000.00000000
2006-10-01	3255000000.00000000
2006-11-01	3237000000.00000000
2006-12-01	2756000000.00000000
2007-01-01	2951000000.00000000
2007-02-01	2791000000.00000000
2007-03-01	3422000000.00000000
2007-04-01	3061000000.00000000
2007-05-01	3542000000.00000000
2007-06-01	3579000000.00000000
2007-07-01	4126000000.00000050
2007-08-01	4606000000.00000000
2007-09-01	3963000000.00000000
2007-10-01	4400000000.00000000
2007-11-01	4384000000.00000000
2007-12-01	3881000000.00000000
2008-01-01	4479000000.00000000
2008-02-01	4210000000.00000000
2008-03-01	4163000000.00000050
2008-04-01	4930000000.00000000
2008-05-01	5200000000.00000000
2008-06-01	5196000000.00000000
2008-07-01	6047000000.00000000
2008-08-01	5159000000.00000000
2008-09-01	5311000000.00000000
2008-10-01	5129000000.00000000
2008-11-01	4182000000.00000050
2008-12-01	3457000000.00000000
2009-01-01	2760000000.00000000
2009-02-01	2663000000.00000000
2009-03-01	2888000000.00000000
2009-04-01	2777000000.00000000
2009-05-01	2660000000.00000000
2009-06-01	3619000000.00000000
2009-07-01	3589000000.00000000
2009-08-01	3255000000.00000000
2009-09-01	3666000000.00000000
2009-10-01	3656000000.00000000
2009-11-01	3651000000.00000000
2009-12-01	3602000000.00000000
2010-01-01	3209000000.00000000
2010-02-01	3455000000.00000000
2010-03-01	4403000000.00000000
2010-04-01	4101000000.00000000
2010-05-01	4575000000.00000000
2010-06-01	5151000000.00000000
2010-07-01	5291000000.00000000
2010-08-01	5355000000.00000000
2010-09-01	5337000000.00000000
2010-10-01	4951000000.00000000
2010-11-01	5576000000.00000000
2010-12-01	5389000000.00000000
2011-01-01	4889000000.00000000
2011-02-01	4764000000.00000000
2011-03-01	5642000000.00000000
2011-04-01	5533000000.00000000
2011-05-01	6490000000.00000000
2011-06-01	6705000000.00000000
2011-07-01	6859000000.00000000
2011-08-01	7671000000.00000000
2011-09-01	6889000000.00000000
2011-10-01	6303000000.00000000
2011-11-01	6230000000.00000000
2011-12-01	5987000000.00000000
2012-01-01	5364000000.00000000
2012-02-01	4725000000.00000000
2012-03-01	5147000000.00000000
2012-04-01	4770000000.00000000
2012-05-01	5987000000.00000000
2012-06-01	6034000000.00000000
2012-07-01	6345000000.00000000
2012-08-01	6276000000.00000000
2012-09-01	5855000000.00000000
2012-10-01	6257000000.00000000
2012-11-01	5779000000.00000000
2012-12-01	5437000000.00000000
2013-01-01	5358000000.00000000
2013-02-01	5175000000.00000000
2013-03-01	5619000000.00000000
2013-04-01	6193000000.00000000
2013-05-01	7028000000.00000000
2013-06-01	6643000000.00000000
2013-07-01	6988000000.00000000
2013-08-01	7074000000.00000000
2013-09-01	6029000000.00000000
2013-10-01	6831000000.00000000
2013-11-01	6092000000.00000000
2013-12-01	5412000000.00000000
2014-01-01	5649000000.00000000
2014-02-01	5537000000.00000000
2014-03-01	5390000000.00000000
2014-04-01	5656000000.00000000
2014-05-01	5777000000.00000000
2014-06-01	5848000000.00000000
2014-07-01	6145000000.00000000
2014-08-01	5644000000.00000000
2014-09-01	5644000000.00000000
2014-10-01	5494000000.00000000
2014-11-01	4651000000.00000000
2014-12-01	4300000000.00000000
2015-01-01	4363000000.00000000
2015-02-01	4085000000.00000000
2015-03-01	5059000000.00000000
2015-04-01	4933000000.00000000
2015-05-01	5003000000.00000000
2015-06-01	5707000000.00000000
2015-07-01	5801000000.00000000
2015-08-01	5605000000.00000000
2015-09-01	5487000000.00000000
2015-10-01	5058000000.00000000
2015-11-01	4700000000.00000000
2015-12-01	4404000000.00000000
2016-01-01	4123000000.00000000
2016-02-01	4096000000.00000000
2016-03-01	4556000000.00000000
2016-04-01	4423000000.00000000
2016-05-01	4874000000.00000000
2016-06-01	5046000000.00000000
2016-07-01	4718000000.00000000
2016-08-01	5174000000.00000000
2016-09-01	4741000000.00000000
2016-10-01	4783000000.00000000
2016-11-01	4723000000.00000000
2016-12-01	4595000000.00000000
2017-01-01	4344000000.00000000
2017-02-01	4117000000.00000000
2017-03-01	5475000000.00000000
2017-04-01	4973000000.00000000
2017-05-01	6064000000.00000000
2017-06-01	5898000000.00000000
2017-07-01	6043000000.00000000
2017-08-01	6317000000.00000000
2017-09-01	5966000000.00000000
2017-10-01	6207000000.00000000
2017-11-01	6162000000.00000000
2017-12-01	5364000000.00000000
2018-01-01	5737000000.00000000
2018-02-01	5196000000.00000000
2018-03-01	5960000000.00000000
2018-04-01	6102000000.00000000
2018-05-01	6447000000.00000000
2018-06-01	5458000000.00000000
2018-07-01	6179000000.00000000
2018-08-01	6310000000.00000000
2018-09-01	4699000000.00000000