Month Millions of Dollars 1992-01-01 2.5000000000000000 1992-02-01 2.3000000000000000 1992-03-01 3.7000000000000000 1992-04-01 2.6000000000000000 1992-05-01 2.8000000000000000 1992-06-01 2.8000000000000000 1992-07-01 3.2000000000000000 1992-08-01 2.7000000000000000 1992-09-01 2.9000000000000000 1992-10-01 3.2000000000000000 1992-11-01 2.5000000000000000 1992-12-01 2.7000000000000000 1993-01-01 2.4000000000000000 1993-02-01 3.0000000000000000 1993-03-01 3.4000000000000000 1993-04-01 2.4000000000000000 1993-05-01 3.4000000000000000 1993-06-01 2.2000000000000000 1993-07-01 2.9000000000000000 1993-08-01 2.8000000000000000 1993-09-01 2.5000000000000000 1993-10-01 4.2000000000000000 1993-11-01 3.1000000000000000 1993-12-01 3.3000000000000000 1994-01-01 2.3000000000000000 1994-02-01 2.5000000000000000 1994-03-01 2.2000000000000000 1994-04-01 3.2000000000000000 1994-05-01 3.1000000000000000 1994-06-01 2.4000000000000000 1994-07-01 2.5000000000000000 1994-08-01 2.0000000000000000 1994-09-01 4.4000000000000000 1994-10-01 2.9000000000000000 1994-11-01 3.0000000000000000 1994-12-01 2.8000000000000000 1995-01-01 2.2000000000000000 1995-02-01 2.4000000000000000 1995-03-01 2.1000000000000000 1995-04-01 2.4000000000000000 1995-05-01 2.4000000000000000 1995-06-01 5.0000000000000000 1995-07-01 2.5000000000000000 1995-08-01 2.4000000000000000 1995-09-01 2.3000000000000000 1995-10-01 2.3000000000000000 1995-11-01 2.2000000000000000 1995-12-01 3.6000000000000000 1996-01-01 2.6000000000000000 1996-02-01 1.5000000000000000 1996-03-01 2.2000000000000000 1996-04-01 1.5000000000000000 1996-05-01 2.0000000000000000 1996-06-01 2.9000000000000000 1996-07-01 2.1000000000000000 1996-08-01 2.0000000000000000 1996-09-01 1.7000000000000000 1996-10-01 7.2000000000000000 1996-11-01 3.0000000000000000 1996-12-01 0.7000000000000000 1997-01-01 2.5000000000000000 1997-02-01 2.3000000000000000 1997-03-01 3.3000000000000000 1997-04-01 2.1000000000000000 1997-05-01 2.0000000000000000 1997-06-01 1.3000000000000000 1997-07-01 1.3000000000000000 1997-08-01 0.8000000000000000 1997-09-01 1.6000000000000000 1997-10-01 2.5000000000000000 1997-11-01 2.2000000000000000 1997-12-01 1.7000000000000000 1998-01-01 1.7000000000000000 1998-02-01 1.4000000000000000 1998-03-01 1.9000000000000000 1998-04-01 2.6000000000000000 1998-05-01 1.3000000000000000 1998-06-01 2.8000000000000000 1998-07-01 1.9000000000000000 1998-08-01 1.8000000000000000 1998-09-01 1.1000000000000000 1998-10-01 3.1000000000000000 1998-11-01 1.6000000000000000 1998-12-01 3.8000000000000000 1999-01-01 1.5000000000000000 1999-02-01 1.5000000000000000 1999-03-01 1.3000000000000000 1999-04-01 2.1000000000000000 1999-05-01 1.3000000000000000 1999-06-01 2.0000000000000000 1999-07-01 2.4000000000000000 1999-08-01 5.2000000000000000 1999-09-01 3.0000000000000000 1999-10-01 10.4000000000000000 1999-11-01 2.4000000000000000 1999-12-01 2.7000000000000000 2000-01-01 5.9000000000000000 2000-02-01 2.3000000000000000 2000-03-01 1.5000000000000000 2000-04-01 3.7000000000000000 2000-05-01 2.1000000000000000 2000-06-01 2.2000000000000000 2000-07-01 5.0000000000000000 2000-08-01 8.3000000000000000 2000-09-01 16.9000000000000000 2000-10-01 7.3000000000000000 2000-11-01 3.4000000000000000 2000-12-01 1.8000000000000000 2001-01-01 1.7000000000000000 2001-02-01 4.2000000000000000 2001-03-01 1.9000000000000000 2001-04-01 1.7000000000000000 2001-05-01 1.6000000000000000 2001-06-01 1.9000000000000000 2001-07-01 1.4000000000000000 2001-08-01 2.2000000000000000 2001-09-01 2.4000000000000000 2001-10-01 3.4000000000000000 2001-11-01 2.3000000000000000 2001-12-01 1.8000000000000000 2002-01-01 1.9000000000000000 2002-02-01 1.4000000000000000 2002-03-01 4.4000000000000000 2002-04-01 5.3000000000000000 2002-05-01 2.1000000000000000 2002-06-01 1.7000000000000000 2002-07-01 2.7000000000000000 2002-08-01 1.6000000000000000 2002-09-01 1.6000000000000000 2002-10-01 1.7000000000000000 2002-11-01 2.6000000000000000 2002-12-01 1.8000000000000000 2003-01-01 2.0667080000000000 2003-02-01 1.5412600000000000 2003-03-01 3.5271690000000000 2003-04-01 2.8817960000000000 2003-05-01 3.6879959999999990 2003-06-01 1.9421720000000000 2003-07-01 2.4212880000000000 2003-08-01 3.3652180000000000 2003-09-01 2.5928490000000000 2003-10-01 2.0455610000000000 2003-11-01 1.1584840000000000 2003-12-01 0.9443110000000000 2004-01-01 1.7026110000000003 2004-02-01 1.0855900000000000 2004-03-01 1.6125230000000000 2004-04-01 1.7055740000000004 2004-05-01 1.0892560000000000 2004-06-01 2.1625580000000000 2004-07-01 1.1609349999999998 2004-08-01 1.4136759999999997 2004-09-01 1.6670350000000000 2004-10-01 1.7846650000000000 2004-11-01 1.4905269999999995 2004-12-01 1.8850160000000000 2005-01-01 2.5280249999999995 2005-02-01 4.1080040000000000 2005-03-01 1.0317640000000000 2005-04-01 1.7558560000000000 2005-05-01 1.4014200000000000 2005-06-01 1.8833930000000003 2005-07-01 2.2264920000000000 2005-08-01 1.9686039999999996 2005-09-01 1.4914810000000000 2005-10-01 1.5154759999999996 2005-11-01 1.8100910000000000 2005-12-01 53.7637439999999960 2006-01-01 1.3444300000000000 2006-02-01 1.2390879999999997 2006-03-01 1.0488380000000000 2006-04-01 0.7973490000000000 2006-05-01 1.0772070000000000 2006-06-01 1.0558300000000003 2006-07-01 1.4245530000000000 2006-08-01 1.4559760000000004 2006-09-01 1.0923470000000000 2006-10-01 1.3373550000000000 2006-11-01 2.2239769999999996 2006-12-01 1.3903700000000000 2007-01-01 1.6624610000000000 2007-02-01 1.4785780000000000 2007-03-01 0.9528260000000000 2007-04-01 3.0651389999999994 2007-05-01 2.1845100000000000 2007-06-01 1.2360249999999997 2007-07-01 2.5374440000000000 2007-08-01 3.1518090000000000 2007-09-01 2.1126390000000000 2007-10-01 1.5969460000000000 2007-11-01 1.6789810000000000 2007-12-01 1.2296580000000000 2008-01-01 1.2537390000000000 2008-02-01 1.8818510000000004 2008-03-01 2.1432269999999995 2008-04-01 2.8103650000000004 2008-05-01 1.6412369999999996 2008-06-01 1.9702290000000005 2008-07-01 2.6231990000000000 2008-08-01 1.7471969999999997 2008-09-01 2.1545299999999994 2008-10-01 3.2275710000000006 2008-11-01 2.1577100000000000 2008-12-01 1.5380520000000000 2009-01-01 1.5039540000000000 2009-02-01 1.1042570000000000 2009-03-01 2.0065360000000000 2009-04-01 2.6730040000000000 2009-05-01 1.9056489999999997 2009-06-01 1.6253180000000000 2009-07-01 1.8800700000000000 2009-08-01 1.6901929999999996 2009-09-01 46.4757100000000000 2009-10-01 12.6868879999999980 2009-11-01 2.4356310000000003 2009-12-01 1.5922219999999996 2010-01-01 2.1812060000000000 2010-02-01 1.4524209999999995 2010-03-01 2.4478730000000000 2010-04-01 1.3859500000000000 2010-05-01 18.0554030000000000 2010-06-01 11.8695520000000020 2010-07-01 9.4203030000000020 2010-08-01 25.0075590000000040 2010-09-01 3.7468070000000000 2010-10-01 4.0559580000000000 2010-11-01 7.8135150000000000 2010-12-01 3.7481330000000006 2011-01-01 45.1974680000000100 2011-02-01 13.1610540000000020 2011-03-01 6.1162140000000000 2011-04-01 4.0137929999999990 2011-05-01 35.4729730000000000 2011-06-01 7.9963280000000000 2011-07-01 9.4474910000000000 2011-08-01 10.5816620000000000 2011-09-01 2.3982530000000000 2011-10-01 4.5789030000000000 2011-11-01 1.6988880000000000 2011-12-01 3.1287350000000000 2012-01-01 4.0552660000000000 2012-02-01 2.8373380000000000 2012-03-01 3.9772320000000000 2012-04-01 9.2324330000000000 2012-05-01 11.5154490000000000 2012-06-01 23.2140950000000000 2012-07-01 17.7027930000000000 2012-08-01 16.4705600000000000 2012-09-01 17.9770230000000000 2012-10-01 10.1027350000000000 2012-11-01 15.3608260000000000 2012-12-01 9.6875010000000000 2013-01-01 10.6881840000000000 2013-02-01 3.3469510000000000 2013-03-01 10.2421990000000000 2013-04-01 12.8319180000000000 2013-05-01 5.2568500000000000 2013-06-01 1.9669960000000000 2013-07-01 3.6808630000000000 2013-08-01 8.2501630000000000 2013-09-01 1.9727100000000000 2013-10-01 2.7920940000000000 2013-11-01 2.0398840000000000 2013-12-01 2.4092240000000000 2014-01-01 3.2196250000000000 2014-02-01 4.4020540000000000 2014-03-01 2.5875670000000000 2014-04-01 4.5989530000000000 2014-05-01 2.3005140000000000 2014-06-01 53.9363610000000000 2014-07-01 2.2713830000000000 2014-08-01 2.2998390000000000 2014-09-01 2.3064380000000000 2014-10-01 4.9250280000000000 2014-11-01 4.6654990000000000 2014-12-01 7.0573060000000000 2015-01-01 3.1608110000000000 2015-02-01 3.3069810000000000 2015-03-01 3.3079330000000000 2015-04-01 2.5225370000000000 2015-05-01 4.4512870000000000 2015-06-01 3.7131990000000000 2015-07-01 3.6150100000000000 2015-08-01 3.7511020000000000 2015-09-01 2.0948350000000000 2015-10-01 7.8678570000000000 2015-11-01 6.9566210000000000 2015-12-01 9.0594790000000000 2016-01-01 5.0257590000000000 2016-02-01 5.5931240000000000 2016-03-01 16.0845190000000000 2016-04-01 10.4808330000000000 2016-05-01 32.3976630000000000 2016-06-01 17.9256030000000000 2016-07-01 21.9486570000000000 2016-08-01 75.8098740000000000 2016-09-01 9.2100250000000000 2016-10-01 46.6187580000000000 2016-11-01 11.4937260000000000 2016-12-01 30.7359270000000000 2017-01-01 38.9460600000000000 2017-02-01 169.9850480000000000 2017-03-01 53.3968670000000000 2017-04-01 36.2971250000000000 2017-05-01 41.0481130000000000 2017-06-01 22.4956210000000000 2017-07-01 8.9196850000000000 2017-08-01 41.3014460000000000 2017-09-01 32.0933540000000000 2017-10-01 31.7403590000000000 2017-11-01 53.1778670000000000 2017-12-01 27.5865560000000000 2018-01-01 26.2730690000000000 2018-02-01 31.2253180000000000 2018-03-01 11.1793070000000000 2018-04-01 27.5395780000000000 2018-05-01 18.7468850000000000 2018-06-01 20.0286890000000000 2018-07-01 42.0667640000000000 2018-08-01 30.8169890000000000 2018-09-01 17.7347630000000000 2018-10-01 30.8264340000000000