Month Millions of Dollars 1992-01-01 8.2000000000000000 1992-02-01 7.0000000000000000 1992-03-01 11.3000000000000000 1992-04-01 10.9000000000000000 1992-05-01 7.5000000000000000 1992-06-01 8.5000000000000000 1992-07-01 7.4000000000000000 1992-08-01 7.5000000000000000 1992-09-01 7.7000000000000000 1992-10-01 13.7000000000000000 1992-11-01 7.7000000000000000 1992-12-01 4.1000000000000000 1993-01-01 9.1000000000000000 1993-02-01 5.7000000000000000 1993-03-01 8.0000000000000000 1993-04-01 5.0000000000000000 1993-05-01 7.1000000000000000 1993-06-01 7.8000000000000000 1993-07-01 7.7000000000000000 1993-08-01 6.7000000000000000 1993-09-01 6.8000000000000000 1993-10-01 9.1000000000000000 1993-11-01 8.6000000000000000 1993-12-01 9.0000000000000000 1994-01-01 5.6000000000000000 1994-02-01 7.5000000000000000 1994-03-01 8.2000000000000000 1994-04-01 8.0000000000000000 1994-05-01 6.5000000000000000 1994-06-01 8.2000000000000000 1994-07-01 5.6000000000000000 1994-08-01 8.4000000000000000 1994-09-01 7.5000000000000000 1994-10-01 17.3000000000000000 1994-11-01 6.3000000000000000 1994-12-01 8.9000000000000000 1995-01-01 6.4000000000000000 1995-02-01 7.8000000000000000 1995-03-01 6.8000000000000000 1995-04-01 10.0000000000000000 1995-05-01 9.0000000000000000 1995-06-01 6.7000000000000000 1995-07-01 9.0000000000000000 1995-08-01 14.2000000000000000 1995-09-01 8.8000000000000000 1995-10-01 9.2000000000000000 1995-11-01 10.7000000000000000 1995-12-01 8.8000000000000000 1996-01-01 4.2000000000000000 1996-02-01 9.4000000000000000 1996-03-01 7.3000000000000000 1996-04-01 7.7000000000000000 1996-05-01 11.4000000000000000 1996-06-01 8.3000000000000000 1996-07-01 8.9000000000000000 1996-08-01 8.8000000000000000 1996-09-01 19.9000000000000000 1996-10-01 6.9000000000000000 1996-11-01 9.3000000000000000 1996-12-01 7.5000000000000000 1997-01-01 5.5000000000000000 1997-02-01 7.9000000000000000 1997-03-01 9.1000000000000000 1997-04-01 10.2000000000000000 1997-05-01 13.6000000000000000 1997-06-01 7.9000000000000000 1997-07-01 7.2000000000000000 1997-08-01 6.9000000000000000 1997-09-01 14.6000000000000000 1997-10-01 10.5000000000000000 1997-11-01 9.0000000000000000 1997-12-01 10.3000000000000000 1998-01-01 13.6000000000000000 1998-02-01 11.8000000000000000 1998-03-01 11.6000000000000000 1998-04-01 12.2000000000000000 1998-05-01 10.7000000000000000 1998-06-01 11.1000000000000000 1998-07-01 13.4000000000000000 1998-08-01 10.7000000000000000 1998-09-01 16.0000000000000000 1998-10-01 6.5000000000000000 1998-11-01 7.5000000000000000 1998-12-01 11.9000000000000000 1999-01-01 8.5000000000000000 1999-02-01 8.2000000000000000 1999-03-01 8.1000000000000000 1999-04-01 10.5000000000000000 1999-05-01 12.8000000000000000 1999-06-01 9.1000000000000000 1999-07-01 11.4000000000000000 1999-08-01 9.3000000000000000 1999-09-01 11.1000000000000000 1999-10-01 8.8000000000000000 1999-11-01 9.2000000000000000 1999-12-01 13.5000000000000000 2000-01-01 8.6000000000000000 2000-02-01 12.7000000000000000 2000-03-01 12.2000000000000000 2000-04-01 11.6000000000000000 2000-05-01 12.0000000000000000 2000-06-01 11.7000000000000000 2000-07-01 9.6000000000000000 2000-08-01 12.9000000000000000 2000-09-01 10.9000000000000000 2000-10-01 17.6000000000000000 2000-11-01 7.7000000000000000 2000-12-01 12.4000000000000000 2001-01-01 12.1000000000000000 2001-02-01 10.1000000000000000 2001-03-01 10.7000000000000000 2001-04-01 13.3000000000000000 2001-05-01 10.8000000000000000 2001-06-01 12.5000000000000000 2001-07-01 9.3000000000000000 2001-08-01 13.7000000000000000 2001-09-01 7.6000000000000000 2001-10-01 14.0000000000000000 2001-11-01 12.9000000000000000 2001-12-01 13.4000000000000000 2002-01-01 11.3000000000000000 2002-02-01 8.7000000000000000 2002-03-01 10.0000000000000000 2002-04-01 11.2000000000000000 2002-05-01 7.8000000000000000 2002-06-01 8.8000000000000000 2002-07-01 8.9000000000000000 2002-08-01 9.7000000000000000 2002-09-01 7.7000000000000000 2002-10-01 12.7000000000000000 2002-11-01 10.3000000000000000 2002-12-01 8.4000000000000000 2003-01-01 10.1685709999999980 2003-02-01 9.4910110000000000 2003-03-01 10.6479759999999980 2003-04-01 9.8110540000000020 2003-05-01 11.7788310000000000 2003-06-01 11.5981300000000000 2003-07-01 11.4582010000000000 2003-08-01 10.2504120000000000 2003-09-01 8.0740329999999980 2003-10-01 6.6443520000000000 2003-11-01 9.1098340000000000 2003-12-01 9.6577570000000000 2004-01-01 8.0763820000000020 2004-02-01 9.6906970000000000 2004-03-01 7.9774020000000010 2004-04-01 11.9755120000000020 2004-05-01 10.2984050000000000 2004-06-01 13.0973950000000000 2004-07-01 10.7614509999999970 2004-08-01 10.6367929999999970 2004-09-01 9.4426220000000000 2004-10-01 10.7558730000000000 2004-11-01 9.7537560000000000 2004-12-01 9.9320560000000000 2005-01-01 8.8140849999999990 2005-02-01 7.7166020000000020 2005-03-01 9.6738770000000000 2005-04-01 11.0451020000000000 2005-05-01 11.5563300000000000 2005-06-01 10.8607510000000000 2005-07-01 12.4174090000000000 2005-08-01 9.8009130000000000 2005-09-01 8.4148470000000000 2005-10-01 6.8840480000000000 2005-11-01 10.4903330000000000 2005-12-01 12.2569640000000000 2006-01-01 13.9747540000000030 2006-02-01 7.2134870000000000 2006-03-01 14.0463600000000000 2006-04-01 14.2956429999999980 2006-05-01 10.8132280000000000 2006-06-01 8.6857860000000000 2006-07-01 10.1577860000000000 2006-08-01 9.7526440000000000 2006-09-01 13.8266179999999980 2006-10-01 7.3180420000000000 2006-11-01 6.8590810000000015 2006-12-01 8.3533270000000020 2007-01-01 6.8609989999999990 2007-02-01 10.6357300000000020 2007-03-01 8.1780360000000000 2007-04-01 10.6887430000000020 2007-05-01 10.9979900000000000 2007-06-01 9.9609800000000000 2007-07-01 10.0818390000000020 2007-08-01 11.4279540000000000 2007-09-01 9.4305459999999980 2007-10-01 12.0902109999999980 2007-11-01 10.8659330000000020 2007-12-01 12.1580080000000000 2008-01-01 12.5358060000000000 2008-02-01 10.6019989999999980 2008-03-01 13.4262569999999980 2008-04-01 14.1249450000000000 2008-05-01 15.2751880000000000 2008-06-01 13.8706550000000000 2008-07-01 9.6634550000000000 2008-08-01 10.4101549999999980 2008-09-01 12.1566129999999980 2008-10-01 12.9743660000000000 2008-11-01 7.2194799999999980 2008-12-01 13.5701720000000000 2009-01-01 9.8587799999999980 2009-02-01 9.2695940000000000 2009-03-01 9.1393690000000000 2009-04-01 13.2157179999999970 2009-05-01 13.7653919999999990 2009-06-01 15.0226810000000000 2009-07-01 15.4238750000000000 2009-08-01 14.6652770000000030 2009-09-01 14.6148570000000040 2009-10-01 16.0201360000000000 2009-11-01 22.9047820000000000 2009-12-01 19.3050089999999950 2010-01-01 17.9355740000000000 2010-02-01 19.1038510000000000 2010-03-01 24.7327109999999950 2010-04-01 24.3336280000000040 2010-05-01 21.2083180000000000 2010-06-01 27.0005330000000040 2010-07-01 19.7626210000000000 2010-08-01 29.2190650000000000 2010-09-01 27.0489919999999950 2010-10-01 26.9070980000000050 2010-11-01 37.3126839999999900 2010-12-01 24.0633410000000000 2011-01-01 25.4581720000000050 2011-02-01 26.1288930000000000 2011-03-01 29.2848289999999900 2011-04-01 34.4131870000000000 2011-05-01 28.5351500000000000 2011-06-01 26.5866820000000000 2011-07-01 32.6164089999999900 2011-08-01 39.9119110000000100 2011-09-01 40.1344730000000000 2011-10-01 49.8571010000000000 2011-11-01 41.4049880000000100 2011-12-01 50.2086910000000000 2012-01-01 34.3414790000000000 2012-02-01 48.9210950000000000 2012-03-01 37.6253410000000000 2012-04-01 38.7568660000000000 2012-05-01 37.4231540000000000 2012-06-01 47.2219140000000000 2012-07-01 47.6300990000000000 2012-08-01 39.9713090000000000 2012-09-01 46.3755030000000000 2012-10-01 45.4860680000000000 2012-11-01 42.2025990000000000 2012-12-01 57.0181230000000000 2013-01-01 48.3928170000000000 2013-02-01 43.0303310000000000 2013-03-01 44.0531020000000000 2013-04-01 36.2922320000000000 2013-05-01 41.6624970000000000 2013-06-01 41.5769600000000000 2013-07-01 34.0529300000000000 2013-08-01 44.6458730000000000 2013-09-01 22.6553540000000000 2013-10-01 40.8742780000000000 2013-11-01 28.0217020000000000 2013-12-01 41.1140530000000000 2014-01-01 22.8739390000000000 2014-02-01 33.6851200000000000 2014-03-01 39.4627020000000000 2014-04-01 44.5484360000000000 2014-05-01 42.4168260000000000 2014-06-01 49.7883910000000000 2014-07-01 42.6353890000000000 2014-08-01 43.0874710000000000 2014-09-01 47.2141570000000000 2014-10-01 35.5053870000000000 2014-11-01 48.1549970000000000 2014-12-01 52.0151450000000000 2015-01-01 37.5853850000000000 2015-02-01 35.7957530000000000 2015-03-01 43.2816100000000000 2015-04-01 40.2007530000000000 2015-05-01 47.1176210000000000 2015-06-01 33.2261380000000000 2015-07-01 35.3493170000000000 2015-08-01 35.7284140000000000 2015-09-01 22.9171250000000000 2015-10-01 32.7570270000000000 2015-11-01 32.6637200000000000 2015-12-01 34.4363220000000000 2016-01-01 34.4720820000000000 2016-02-01 46.9675230000000000 2016-03-01 41.8425160000000000 2016-04-01 31.3038960000000000 2016-05-01 48.6054740000000000 2016-06-01 41.4218140000000000 2016-07-01 38.8213520000000000 2016-08-01 36.8073550000000000 2016-09-01 28.0636860000000000 2016-10-01 29.7857560000000000 2016-11-01 21.8758180000000000 2016-12-01 32.4186110000000000 2017-01-01 20.3067080000000000 2017-02-01 26.3946730000000000 2017-03-01 22.5715000000000000 2017-04-01 28.5575410000000000 2017-05-01 41.3164430000000000 2017-06-01 36.4496150000000000 2017-07-01 29.0198380000000000 2017-08-01 26.7709430000000000 2017-09-01 16.0490670000000000 2017-10-01 18.3696000000000000 2017-11-01 26.5935980000000000 2017-12-01 21.1692570000000000 2018-01-01 15.3682780000000000 2018-02-01 20.7314020000000000 2018-03-01 33.5474170000000000 2018-04-01 24.3852230000000000 2018-05-01 36.9546480000000000 2018-06-01 28.7386750000000000 2018-07-01 33.0840240000000000 2018-08-01 20.7307870000000000 2018-09-01 6.8151570000000000 2018-10-01 6.8527770000000000