Month Millions of Dollars 1992-01-01 24.200000000000000 1992-02-01 15.600000000000000 1992-03-01 85.000000000000000 1992-04-01 24.800000000000000 1992-05-01 30.200000000000000 1992-06-01 42.400000000000000 1992-07-01 44.100000000000000 1992-08-01 33.400000000000000 1992-09-01 35.300000000000000 1992-10-01 56.700000000000000 1992-11-01 61.800000000000000 1992-12-01 42.300000000000000 1993-01-01 36.700000000000000 1993-02-01 60.400000000000000 1993-03-01 60.100000000000000 1993-04-01 92.400000000000000 1993-05-01 78.700000000000000 1993-06-01 40.300000000000000 1993-07-01 31.400000000000000 1993-08-01 27.300000000000000 1993-09-01 43.400000000000000 1993-10-01 36.400000000000000 1993-11-01 55.500000000000000 1993-12-01 37.600000000000000 1994-01-01 33.700000000000000 1994-02-01 30.600000000000000 1994-03-01 24.900000000000000 1994-04-01 18.100000000000000 1994-05-01 104.100000000000000 1994-06-01 32.100000000000000 1994-07-01 26.300000000000000 1994-08-01 24.900000000000000 1994-09-01 16.600000000000000 1994-10-01 37.800000000000000 1994-11-01 24.600000000000000 1994-12-01 35.100000000000000 1995-01-01 31.500000000000000 1995-02-01 42.800000000000000 1995-03-01 33.500000000000000 1995-04-01 47.600000000000000 1995-05-01 35.900000000000000 1995-06-01 55.800000000000000 1995-07-01 97.100000000000000 1995-08-01 31.600000000000000 1995-09-01 34.600000000000000 1995-10-01 25.000000000000000 1995-11-01 30.900000000000000 1995-12-01 51.100000000000000 1996-01-01 51.500000000000000 1996-02-01 43.700000000000000 1996-03-01 50.300000000000000 1996-04-01 37.300000000000000 1996-05-01 36.200000000000000 1996-06-01 31.200000000000000 1996-07-01 42.400000000000000 1996-08-01 57.700000000000000 1996-09-01 15.800000000000000 1996-10-01 39.400000000000000 1996-11-01 29.300000000000000 1996-12-01 41.400000000000000 1997-01-01 14.000000000000000 1997-02-01 63.000000000000000 1997-03-01 41.000000000000000 1997-04-01 14.600000000000000 1997-05-01 23.100000000000000 1997-06-01 48.000000000000000 1997-07-01 33.700000000000000 1997-08-01 53.200000000000000 1997-09-01 24.700000000000000 1997-10-01 55.000000000000000 1997-11-01 28.600000000000000 1997-12-01 35.800000000000000 1998-01-01 44.700000000000000 1998-02-01 19.100000000000000 1998-03-01 21.000000000000000 1998-04-01 32.500000000000000 1998-05-01 34.900000000000000 1998-06-01 37.800000000000000 1998-07-01 146.700000000000000 1998-08-01 38.100000000000000 1998-09-01 28.400000000000000 1998-10-01 40.600000000000000 1998-11-01 33.200000000000000 1998-12-01 84.400000000000000 1999-01-01 16.100000000000000 1999-02-01 47.600000000000000 1999-03-01 31.100000000000000 1999-04-01 110.300000000000000 1999-05-01 74.500000000000000 1999-06-01 86.800000000000000 1999-07-01 40.000000000000000 1999-08-01 36.600000000000000 1999-09-01 34.700000000000000 1999-10-01 37.000000000000000 1999-11-01 30.200000000000000 1999-12-01 20.800000000000000 2000-01-01 21.000000000000000 2000-02-01 43.300000000000000 2000-03-01 26.200000000000000 2000-04-01 159.800000000000000 2000-05-01 25.500000000000000 2000-06-01 28.200000000000000 2000-07-01 24.200000000000000 2000-08-01 32.500000000000000 2000-09-01 39.000000000000000 2000-10-01 47.600000000000000 2000-11-01 26.500000000000000 2000-12-01 49.500000000000000 2001-01-01 25.800000000000000 2001-02-01 19.500000000000000 2001-03-01 23.400000000000000 2001-04-01 25.000000000000000 2001-05-01 28.200000000000000 2001-06-01 23.100000000000000 2001-07-01 18.500000000000000 2001-08-01 27.000000000000000 2001-09-01 19.600000000000000 2001-10-01 20.600000000000000 2001-11-01 22.200000000000000 2001-12-01 29.000000000000000 2002-01-01 149.900000000000000 2002-02-01 142.100000000000000 2002-03-01 82.100000000000000 2002-04-01 18.300000000000000 2002-05-01 16.700000000000000 2002-06-01 24.600000000000000 2002-07-01 20.700000000000000 2002-08-01 19.500000000000000 2002-09-01 16.000000000000000 2002-10-01 30.300000000000000 2002-11-01 20.600000000000000 2002-12-01 24.700000000000000 2003-01-01 74.716057999999990 2003-02-01 28.393791000000004 2003-03-01 25.716674999999995 2003-04-01 33.130774000000010 2003-05-01 17.252217999999996 2003-06-01 29.851512000000000 2003-07-01 73.356916000000000 2003-08-01 39.294558000000010 2003-09-01 23.717517000000000 2003-10-01 33.604342000000000 2003-11-01 40.572037000000000 2003-12-01 48.892963000000000 2004-01-01 84.241334999999980 2004-02-01 94.026871000000010 2004-03-01 27.014056000000000 2004-04-01 21.477042000000000 2004-05-01 47.302189000000000 2004-06-01 23.860217000000000 2004-07-01 23.264838000000000 2004-08-01 25.044792000000000 2004-09-01 43.745361000000010 2004-10-01 31.278870000000000 2004-11-01 33.142981000000000 2004-12-01 43.909018000000010 2005-01-01 50.200129000000000 2005-02-01 91.680645000000000 2005-03-01 71.704791000000000 2005-04-01 43.024683000000010 2005-05-01 23.903474000000003 2005-06-01 32.409010000000000 2005-07-01 21.221097000000000 2005-08-01 16.781011000000000 2005-09-01 22.651141999999997 2005-10-01 44.813870000000010 2005-11-01 34.011356000000000 2005-12-01 28.391319000000000 2006-01-01 40.542038999999995 2006-02-01 54.592529000000000 2006-03-01 83.804749000000020 2006-04-01 83.559572000000020 2006-05-01 53.242500999999990 2006-06-01 141.008196999999970 2006-07-01 58.162653000000010 2006-08-01 77.522094999999980 2006-09-01 74.102187000000010 2006-10-01 46.367400000000010 2006-11-01 49.345903999999990 2006-12-01 75.679207000000020 2007-01-01 65.652638000000010 2007-02-01 130.544554999999970 2007-03-01 119.092493000000000 2007-04-01 91.404702999999980 2007-05-01 85.344326000000000 2007-06-01 67.561387000000000 2007-07-01 65.842425999999990 2007-08-01 101.036514000000030 2007-09-01 141.615716000000000 2007-10-01 162.375615000000040 2007-11-01 151.181946000000000 2007-12-01 112.504683000000000 2008-01-01 121.395467999999980 2008-02-01 161.271504000000000 2008-03-01 192.382360000000000 2008-04-01 119.444012999999980 2008-05-01 55.662840000000000 2008-06-01 150.248834000000000 2008-07-01 89.829030999999990 2008-08-01 147.534194000000040 2008-09-01 82.176143000000010 2008-10-01 94.028868000000000 2008-11-01 83.529746999999990 2008-12-01 138.360484000000000 2009-01-01 81.830687999999980 2009-02-01 114.654396000000000 2009-03-01 128.087498000000000 2009-04-01 172.364708000000040 2009-05-01 148.606919000000030 2009-06-01 86.912926999999980 2009-07-01 170.346306000000000 2009-08-01 138.660948000000000 2009-09-01 142.061043000000000 2009-10-01 129.649243000000000 2009-11-01 161.221216000000000 2009-12-01 155.863994000000000 2010-01-01 162.045277999999970 2010-02-01 197.729098000000000 2010-03-01 146.822189000000040 2010-04-01 202.470391000000000 2010-05-01 98.401630000000000 2010-06-01 150.143935999999970 2010-07-01 103.603248000000000 2010-08-01 150.006478000000000 2010-09-01 172.207709000000050 2010-10-01 257.237923000000000 2010-11-01 200.042920000000000 2010-12-01 106.902844000000020 2011-01-01 249.956899000000000 2011-02-01 175.628344999999970 2011-03-01 250.819148000000000 2011-04-01 187.843315000000000 2011-05-01 172.343504000000000 2011-06-01 255.949557000000000 2011-07-01 209.479139000000000 2011-08-01 250.898075999999950 2011-09-01 289.754965000000100 2011-10-01 181.183015000000000 2011-11-01 260.523883000000000 2011-12-01 338.927220000000000 2012-01-01 201.010428000000000 2012-02-01 211.992279000000000 2012-03-01 301.553033000000000 2012-04-01 179.191890000000000 2012-05-01 205.338497000000000 2012-06-01 272.104849000000000 2012-07-01 105.234394000000000 2012-08-01 138.892146000000000 2012-09-01 137.403947000000000 2012-10-01 110.473256000000000 2012-11-01 168.165629000000000 2012-12-01 139.036209000000000 2013-01-01 131.364169000000000 2013-02-01 218.170412000000000 2013-03-01 264.137050000000000 2013-04-01 191.599529000000000 2013-05-01 291.971180000000000 2013-06-01 187.420927000000000 2013-07-01 276.148031000000000 2013-08-01 268.456895000000000 2013-09-01 81.603838000000000 2013-10-01 209.643368000000000 2013-11-01 105.279457000000000 2013-12-01 257.931916000000000 2014-01-01 281.950234000000000 2014-02-01 194.371376000000000 2014-03-01 180.199259000000000 2014-04-01 206.736984000000000 2014-05-01 207.174023000000000 2014-06-01 240.972119000000000 2014-07-01 132.626952000000000 2014-08-01 137.211736000000000 2014-09-01 158.392540000000000 2014-10-01 92.319652000000000 2014-11-01 144.136064000000000 2014-12-01 125.563357000000000 2015-01-01 220.232228000000000 2015-02-01 181.729369000000000 2015-03-01 158.698409000000000 2015-04-01 218.111769000000000 2015-05-01 153.717046000000000 2015-06-01 86.151085000000000 2015-07-01 120.772257000000000 2015-08-01 99.810034000000000 2015-09-01 107.191425000000000 2015-10-01 70.254333000000000 2015-11-01 96.389551000000000 2015-12-01 111.745013000000000 2016-01-01 140.133596000000000 2016-02-01 103.911387000000000 2016-03-01 152.347248000000000 2016-04-01 106.649190000000000 2016-05-01 85.334035000000000 2016-06-01 93.781397000000000 2016-07-01 314.271750000000000 2016-08-01 201.824522000000000 2016-09-01 161.372626000000000 2016-10-01 88.175598000000000 2016-11-01 179.044002000000000 2016-12-01 305.854511000000000 2017-01-01 133.855884000000000 2017-02-01 201.014248000000000 2017-03-01 270.222551000000000 2017-04-01 252.487570000000000 2017-05-01 260.085658000000000 2017-06-01 202.981415000000000 2017-07-01 113.195498000000000 2017-08-01 111.203021000000000 2017-09-01 120.374609000000000 2017-10-01 142.926843000000000 2017-11-01 207.710255000000000 2017-12-01 203.604271000000000 2018-01-01 216.858880000000000 2018-02-01 148.566443000000000 2018-03-01 264.461975000000000 2018-04-01 231.202535000000000 2018-05-01 198.478514000000000 2018-06-01 326.330080000000000 2018-07-01 161.220484000000000 2018-08-01 351.762045000000000 2018-09-01 273.212976000000000 2018-10-01 257.591112000000000