Month Millions of Dollars 1992-01-01 0.20000000000000000000 1992-02-01 0.00000000000000000000 1992-03-01 0.00000000000000000000 1992-04-01 0.00000000000000000000 1992-05-01 0.00000000000000000000 1992-06-01 0.30000000000000000000 1992-07-01 1.40000000000000000000 1992-08-01 0.10000000000000000000 1992-09-01 0.10000000000000000000 1992-10-01 0.10000000000000000000 1992-11-01 0.20000000000000000000 1992-12-01 0.00000000000000000000 1993-01-01 0.00000000000000000000 1993-02-01 0.10000000000000000000 1993-03-01 0.20000000000000000000 1993-04-01 0.00000000000000000000 1993-05-01 0.00000000000000000000 1993-06-01 0.10000000000000000000 1993-07-01 0.10000000000000000000 1993-08-01 0.00000000000000000000 1993-09-01 0.10000000000000000000 1993-10-01 0.10000000000000000000 1993-11-01 0.20000000000000000000 1993-12-01 0.50000000000000000000 1994-01-01 0.00000000000000000000 1994-02-01 0.00000000000000000000 1994-03-01 0.00000000000000000000 1994-04-01 0.00000000000000000000 1994-05-01 0.00000000000000000000 1994-06-01 0.00000000000000000000 1994-07-01 0.10000000000000000000 1994-08-01 0.00000000000000000000 1994-09-01 0.20000000000000000000 1994-10-01 0.20000000000000000000 1994-11-01 0.20000000000000000000 1994-12-01 0.20000000000000000000 1995-01-01 0.20000000000000000000 1995-02-01 0.20000000000000000000 1995-03-01 0.20000000000000000000 1995-04-01 0.10000000000000000000 1995-05-01 0.20000000000000000000 1995-06-01 0.10000000000000000000 1995-07-01 0.40000000000000000000 1995-08-01 0.10000000000000000000 1995-09-01 0.00000000000000000000 1995-10-01 0.20000000000000000000 1995-11-01 0.20000000000000000000 1995-12-01 0.10000000000000000000 1996-01-01 0.30000000000000000000 1996-02-01 0.30000000000000000000 1996-03-01 0.30000000000000000000 1996-04-01 0.20000000000000000000 1996-05-01 0.70000000000000000000 1996-06-01 0.30000000000000000000 1996-07-01 0.30000000000000000000 1996-08-01 0.30000000000000000000 1996-09-01 0.30000000000000000000 1996-10-01 0.60000000000000000000 1996-11-01 0.60000000000000000000 1996-12-01 0.50000000000000000000 1997-01-01 0.40000000000000000000 1997-02-01 0.60000000000000000000 1997-03-01 0.70000000000000000000 1997-04-01 0.70000000000000000000 1997-05-01 0.70000000000000000000 1997-06-01 0.80000000000000000000 1997-07-01 0.50000000000000000000 1997-08-01 0.60000000000000000000 1997-09-01 0.10000000000000000000 1997-10-01 0.00000000000000000000 1997-11-01 0.00000000000000000000 1997-12-01 0.00000000000000000000 1998-01-01 0.00000000000000000000 1998-02-01 0.00000000000000000000 1998-03-01 0.00000000000000000000 1998-04-01 0.00000000000000000000 1998-05-01 0.00000000000000000000 1998-06-01 0.00000000000000000000 1998-07-01 0.10000000000000000000 1998-08-01 0.00000000000000000000 1998-09-01 0.00000000000000000000 1998-10-01 0.00000000000000000000 1998-11-01 0.00000000000000000000 1998-12-01 0.00000000000000000000 1999-01-01 0.00000000000000000000 1999-02-01 0.00000000000000000000 1999-03-01 0.00000000000000000000 1999-04-01 0.00000000000000000000 1999-05-01 0.00000000000000000000 1999-06-01 0.00000000000000000000 1999-07-01 0.00000000000000000000 1999-08-01 0.00000000000000000000 1999-09-01 0.00000000000000000000 1999-10-01 0.10000000000000000000 1999-11-01 0.10000000000000000000 1999-12-01 0.10000000000000000000 2000-01-01 0.00000000000000000000 2000-02-01 0.00000000000000000000 2000-03-01 0.00000000000000000000 2000-04-01 0.00000000000000000000 2000-05-01 0.00000000000000000000 2000-06-01 0.00000000000000000000 2000-07-01 0.00000000000000000000 2000-08-01 0.00000000000000000000 2000-09-01 0.00000000000000000000 2000-10-01 0.10000000000000000000 2000-11-01 0.00000000000000000000 2000-12-01 0.00000000000000000000 2001-01-01 0.00000000000000000000 2001-02-01 0.00000000000000000000 2001-03-01 0.00000000000000000000 2001-04-01 0.00000000000000000000 2001-05-01 0.00000000000000000000 2001-06-01 0.10000000000000000000 2001-07-01 0.00000000000000000000 2001-08-01 0.10000000000000000000 2001-09-01 0.00000000000000000000 2001-10-01 0.00000000000000000000 2001-11-01 0.00000000000000000000 2001-12-01 0.00000000000000000000 2002-01-01 0.00000000000000000000 2002-02-01 0.00000000000000000000 2002-03-01 0.00000000000000000000 2002-04-01 0.00000000000000000000 2002-05-01 0.00000000000000000000 2002-06-01 0.00000000000000000000 2002-07-01 0.00000000000000000000 2002-08-01 0.00000000000000000000 2002-09-01 0.20000000000000000000 2002-10-01 0.00000000000000000000 2002-11-01 0.00000000000000000000 2002-12-01 0.10000000000000000000 2003-01-01 0.10477000000000000000 2003-02-01 0.00923999999999999800 2003-03-01 0.00150000000000000000 2003-04-01 0.30458600000000000000 2003-05-01 0.01500000000000000000 2003-06-01 0.00700000000000000200 2003-07-01 0.00000000000000000000 2003-08-01 0.01877600000000000400 2003-09-01 0.05620500000000000000 2003-10-01 0.47838200000000000000 2003-11-01 0.22204800000000000000 2003-12-01 0.10595200000000000000 2004-01-01 0.09341499999999998000 2004-02-01 0.01996100000000000000 2004-03-01 0.00415200000000000000 2004-04-01 0.04270900000000000000 2004-05-01 0.01234300000000000200 2004-06-01 0.00298800000000000000 2004-07-01 0.09685599999999998000 2004-08-01 0.03104099999999999200 2004-09-01 0.10266100000000002000 2004-10-01 0.02489100000000000300 2004-11-01 0.02754099999999999600 2004-12-01 0.00043600000000000000 2005-01-01 0.01477700000000000000 2005-02-01 0.00695300000000000000 2005-03-01 0.11973000000000000000 2005-04-01 0.02486200000000000000 2005-05-01 0.03928700000000001000 2005-06-01 0.07811099999999999000 2005-07-01 0.03508200000000001000 2005-08-01 0.05502200000000001000 2005-09-01 0.00365099999999999930 2005-10-01 0.02760200000000000500 2005-11-01 0.00974400000000000000 2005-12-01 0.53908500000000000000 2006-01-01 0.28787700000000000000 2006-02-01 0.00446900000000000000 2006-03-01 0.00309699999999999900 2006-04-01 0.00500000000000000000 2006-05-01 0.00841700000000000000 2006-06-01 0.12878000000000000000 2006-07-01 0.04513800000000000000 2006-08-01 0.01778999999999999700 2006-09-01 0.01465200000000000000 2006-10-01 0.00270000000000000000 2006-11-01 0.21416199999999996000 2006-12-01 0.06088400000000001400 2007-01-01 0.00092000000000000000 2007-02-01 0.00800299999999999800 2007-03-01 0.03793599999999999000 2007-04-01 0.04085600000000000000 2007-05-01 0.28517300000000000000 2007-06-01 0.05340200000000000000 2007-07-01 0.02281700000000000400 2007-08-01 0.00261299999999999940 2007-09-01 0.00538800000000000000 2007-10-01 0.03926900000000000000 2007-11-01 0.00062900000000000000 2007-12-01 0.05663800000000001000 2008-01-01 0.01994900000000000000 2008-02-01 0.12673300000000000000 2008-03-01 0.01032600000000000200 2008-04-01 0.00252200000000000000 2008-05-01 0.00208300000000000000 2008-06-01 0.00291100000000000100 2008-07-01 0.01862700000000000500 2008-08-01 0.01339800000000000000 2008-09-01 0.00507699999999999900 2008-10-01 0.01771500000000000500 2008-11-01 0.00536400000000000000 2008-12-01 0.00512100000000000060 2009-01-01 0.07592400000000000000 2009-02-01 0.25414700000000007000 2009-03-01 0.01702500000000000000 2009-04-01 0.03012799999999999000 2009-05-01 0.08397900000000000000 2009-06-01 0.00451699999999999900 2009-07-01 0.02199400000000000000 2009-08-01 0.00874100000000000000 2009-09-01 0.00031400000000000000 2009-10-01 0.06610199999999998000 2009-11-01 0.30104200000000000000 2009-12-01 0.00513800000000000000 2010-01-01 0.00011400000000000002 2010-02-01 0.13987400000000000000 2010-03-01 0.01402200000000000100 2010-04-01 0.00000000000000000000 2010-05-01 0.03040800000000000000 2010-06-01 0.00279800000000000000 2010-07-01 0.21583100000000005000 2010-08-01 0.00702200000000000000 2010-09-01 0.05564200000000000000 2010-10-01 0.01552000000000000000 2010-11-01 0.03060300000000000000 2010-12-01 0.00252500000000000000 2011-01-01 0.08836700000000000000 2011-02-01 0.24647600000000003000 2011-03-01 0.01608700000000000400 2011-04-01 0.01072100000000000100 2011-05-01 0.01818500000000000300 2011-06-01 0.08545100000000000000 2011-07-01 0.02858799999999999500 2011-08-01 0.00844400000000000000 2011-09-01 0.00198199999999999940 2011-10-01 0.00055100000000000000 2011-11-01 0.09263999999999999000 2011-12-01 0.01085000000000000000 2012-01-01 0.20158200000000000000 2012-02-01 0.37763600000000000000 2012-03-01 0.24412400000000000000 2012-04-01 0.02993100000000000000 2012-05-01 0.07031400000000000000 2012-06-01 0.03151100000000000000 2012-07-01 0.38109700000000000000 2012-08-01 0.17615200000000000000 2012-09-01 0.11297500000000000000 2012-10-01 0.06436100000000000000 2012-11-01 0.02377500000000000000 2012-12-01 0.09573800000000000000 2013-01-01 0.04807600000000000000 2013-02-01 0.03044000000000000000 2013-03-01 0.01217700000000000000 2013-04-01 0.10014100000000000000 2013-05-01 0.07022800000000000000 2013-06-01 0.01176000000000000000 2013-07-01 0.04681300000000000000 2013-08-01 0.10696000000000000000 2013-09-01 0.01570800000000000000 2013-10-01 1.84703400000000000000 2013-11-01 0.08634800000000000000 2013-12-01 0.29801300000000000000 2014-01-01 0.08810300000000000000 2014-02-01 0.00616100000000000000 2014-03-01 0.06517900000000000000 2014-04-01 0.00649800000000000000 2014-05-01 0.09685600000000000000 2014-06-01 0.08268800000000000000 2014-07-01 0.19925800000000000000 2014-08-01 0.09256900000000000000 2014-09-01 0.03457200000000000000 2014-10-01 0.00656600000000000000 2014-11-01 0.01120100000000000000 2014-12-01 0.01984700000000000000 2015-01-01 0.26815100000000000000 2015-02-01 0.00735200000000000000 2015-03-01 0.02362100000000000000 2015-04-01 0.01346800000000000000 2015-05-01 0.21279800000000000000 2015-06-01 0.09249400000000000000 2015-07-01 0.07678100000000000000 2015-08-01 0.03696600000000000000 2015-09-01 0.06544900000000000000 2015-10-01 0.01756700000000000000 2015-11-01 1.41690600000000000000 2015-12-01 0.03998100000000000000 2016-01-01 0.07669700000000000000 2016-02-01 0.02671300000000000000 2016-03-01 0.00820400000000000000 2016-04-01 0.02783000000000000000 2016-05-01 0.00986900000000000000 2016-06-01 0.25065100000000000000 2016-07-01 0.00909800000000000000 2016-08-01 0.11459700000000000000 2016-09-01 0.00260200000000000000 2016-10-01 0.03734100000000000000 2016-11-01 0.07615600000000000000 2016-12-01 0.06975000000000000000 2017-01-01 0.07943800000000000000 2017-02-01 0.00959600000000000000 2017-03-01 0.01448800000000000000 2017-04-01 0.35530700000000000000 2017-05-01 0.01566500000000000000 2017-06-01 0.05508800000000000000 2017-07-01 0.07204600000000000000 2017-08-01 0.16149900000000000000 2017-09-01 0.13578100000000000000 2017-10-01 0.02685700000000000000 2017-11-01 0.06610300000000000000 2017-12-01 0.01701000000000000000 2018-01-01 0.58215700000000000000 2018-02-01 0.03988400000000000000 2018-03-01 0.03946300000000000000 2018-04-01 0.01518800000000000000 2018-05-01 0.12858800000000000000 2018-06-01 0.06445700000000000000 2018-07-01 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