Month Percent 1993-04-01 -16.8557623380000000 1993-05-01 -10.0202127790000000 1993-06-01 -13.4545307260000000 1993-07-01 -20.0007787400000000 1993-08-01 -39.8826295630000000 1993-09-01 -44.3289657900000000 1993-10-01 -33.5656225400000000 1993-11-01 -37.8748537570000000 1993-12-01 -42.2297395130000000 1994-01-01 -21.3392664900000000 1994-02-01 -46.5911888100000000 1994-03-01 -52.1074199760000000 1994-04-01 -53.9627944190000000 1994-05-01 -49.9460553640000000 1994-06-01 -51.6569804780000000 1994-07-01 -53.3397888270000000 1994-08-01 -58.0188639860000000 1994-09-01 -44.5270152200000000 1994-10-01 -35.0113291270000000 1994-11-01 -21.3371043010000000 1994-12-01 -20.5870469060000000 1995-01-01 0.1145595200000000 1995-02-01 -14.7700866900000000 1995-03-01 -19.1278720900000000 1995-04-01 -34.7903830840000000 1995-05-01 -21.3181363680000000 1995-06-01 -19.2300873650000000 1995-07-01 -19.7319703840000000 1995-08-01 -22.5537542370000000 1995-09-01 -19.6497655000000000 1995-10-01 -23.3154953840000000 1995-11-01 -29.2635715450000000 1995-12-01 -29.6488240980000000 1996-01-01 -26.2232404500000000 1996-02-01 -32.3096375000000000 1996-03-01 -30.1545577490000000 1996-04-01 -25.1175363830000000 1996-05-01 -25.1468952760000000 1996-06-01 -25.8692251650000000 1996-07-01 -16.0254835310000000 1996-08-01 -10.9669951810000000 1996-09-01 -20.0834273510000000 1996-10-01 -24.0625078190000000 1996-11-01 -20.2324631910000000 1996-12-01 -17.6898220370000000 1997-01-01 -7.6311065100000000 1997-02-01 -5.4595599930000000 1997-03-01 -3.1500324560000000 1997-04-01 1.4389457860000000 1997-05-01 0.7057458510000000 1997-06-01 7.8912267280000000 1997-07-01 -4.4937128930000000 1997-08-01 -2.5675930620000000 1997-09-01 -5.8487892120000000 1997-10-01 1.0903075610000000 1997-11-01 -1.9076610640000000 1997-12-01 1.1503183020000000 1998-01-01 2.8385085400000000 1998-02-01 10.0924411870000000 1998-03-01 -0.4987958200000000 1998-04-01 -4.6734746450000000 1998-05-01 -8.3401599690000000 1998-06-01 -9.0975052290000000 1998-07-01 -19.5822657100000000 1998-08-01 -23.6023487990000000 1998-09-01 -34.2832328750000000 1998-10-01 -23.7045963030000000 1998-11-01 -5.7323614960000000 1998-12-01 2.7769365050000000 1999-01-01 14.8267864300000000 1999-02-01 15.4258645430000000 1999-03-01 17.8882135200000000 1999-04-01 27.5491596300000000 1999-05-01 24.8112973100000000 1999-06-01 25.5480851130000000 1999-07-01 29.0544019990000000 1999-08-01 29.0960995470000000 1999-09-01 23.5876698740000000 1999-10-01 27.6648113420000000 1999-11-01 30.7847004100000000 1999-12-01 27.9373794380000000 2000-01-01 32.6984253900000000 2000-02-01 35.0522406440000000 2000-03-01 31.4123034100000000 2000-04-01 19.0206948780000000 2000-05-01 18.9270173300000000 2000-06-01 17.3468602430000000 2000-07-01 21.0185648560000000 2000-08-01 19.9998848870000000 2000-09-01 20.8831612500000000 2000-10-01 20.6073551520000000 2000-11-01 23.5511491000000000 2000-12-01 22.8601624740000000 2001-01-01 16.6733772400000000 2001-02-01 15.0994090740000000 2001-03-01 18.5850250800000000 2001-04-01 9.8633385120000000 2001-05-01 14.6185628600000000 2001-06-01 8.5802382510000000 2001-07-01 9.3717668040000000 2001-08-01 12.6877896870000000 2001-09-01 17.3157455200000000 2001-10-01 17.0579771400000000 2001-11-01 26.3556953510000000 2001-12-01 6.5198467750000000 2002-01-01 5.0458719100000000 2002-02-01 7.5308101250000000 2002-03-01 1.8458498100000000 2002-04-01 9.6150731940000000 2002-05-01 -0.6663195500000010 2002-06-01 11.0265124970000000 2002-07-01 12.0570170850000000 2002-08-01 11.5347745220000000 2002-09-01 14.0865228200000000 2002-10-01 12.9606346560000000 2002-11-01 9.6505500880000000 2002-12-01 9.3716592610000000 2003-01-01 11.0562315800000000 2003-02-01 13.6474495370000000 2003-03-01 14.0916390800000000 2003-04-01 13.2191280440000000 2003-05-01 15.8307059300000000 2003-06-01 24.9913574500000000 2003-07-01 23.2508460590000000 2003-08-01 23.5244517030000000 2003-09-01 21.2528428900000000 2003-10-01 15.7339323910000000 2003-11-01 17.7770831140000000 2003-12-01 21.9106298500000000 2004-01-01 23.4517451100000000 2004-02-01 15.5853675570000000 2004-03-01 21.7196956300000000 2004-04-01 25.0080126260000000 2004-05-01 18.2556666000000000 2004-06-01 15.8742000840000000 2004-07-01 16.9379967610000000 2004-08-01 14.8269499790000000 2004-09-01 17.8816740400000000 2004-10-01 19.1099189910000000 2004-11-01 14.0049749520000000 2004-12-01 19.3397027540000000 2005-01-01 3.2437586700000000 2005-02-01 28.2332926550000000 2005-03-01 31.0060321900000000 2005-04-01 11.4652196000000000 2005-05-01 6.9708712900000000 2005-06-01 15.1349912930000000 2005-07-01 12.8426988590000000 2005-08-01 16.6134288760000000 2005-09-01 15.1600249750000000 2005-10-01 18.5410293830000000 2005-11-01 22.1332997950000000 2005-12-01 20.6808320920000000 2006-01-01 2.3826556300000000 2006-02-01 24.4387513360000000 2006-03-01 23.0849380800000000 2006-04-01 22.9912277000000000 2006-05-01 29.5191180020000000 2006-06-01 33.0516735910000000 2006-07-01 25.6520498040000000 2006-08-01 23.4179378900000000 2006-09-01 24.6820273290000000 2006-10-01 13.2404169080000000 2006-11-01 25.6272324270000000 2006-12-01 28.0988158570000000 2007-01-01 28.2831219200000000 2007-02-01 26.8104085470000000 2007-03-01 32.0253230800000000 2007-04-01 33.4202741300000000 2007-05-01 36.7887386570000000 2007-06-01 18.2975138450000000 2007-07-01 19.1592173300000000 2007-08-01 21.4868731630000000 2007-09-01 7.2405488520000000 2007-10-01 19.7856118870000000 2007-11-01 18.9337874100000000 2007-12-01 18.0713080100000000 2008-01-01 15.0266129600000000 2008-02-01 17.4174962660000000 2008-03-01 17.9748606100000000 2008-04-01 25.1454153100000000 2008-05-01 19.5926315940000000 2008-06-01 9.8064352260000000 2008-07-01 7.6092998760000000 2008-08-01 7.9314298680000000 2008-09-01 -1.3695619180000000 2008-10-01 -6.5643906520000000 2008-11-01 -42.4586796420000000 2008-12-01 -36.9752028900000000 2009-01-01 -14.0474525200000000 2009-02-01 -9.5689549930000000 2009-03-01 -11.4316750900000000 2009-04-01 -12.6670777000000000 2009-05-01 -8.4169475680000000 2009-06-01 -9.0944227580000000 2009-07-01 3.6179071220000000 2009-08-01 -1.0591911330000000 2009-09-01 8.4558668860000000 2009-10-01 13.3207848500000000 2009-11-01 3.0189274250000000 2009-12-01 7.4936176880000000 2010-01-01 11.6446405000000000 2010-02-01 8.2566271320000000 2010-03-01 12.2154162500000000 2010-04-01 14.5047531300000000 2010-05-01 18.4263015670000000 2010-06-01 16.6168203530000000 2010-07-01 17.1280684330000000 2010-08-01 12.4665277240000000 2010-09-01 16.7334649580000000 2010-10-01 14.7353572460000000 2010-11-01 16.6238275460000000 2010-12-01 27.6171646440000000 2011-01-01 9.3040581000000000 2011-02-01 11.4940159350000000 2011-03-01 16.3997169100000000 2011-04-01 11.7488254110000000 2011-05-01 11.4714110330000000 2011-06-01 22.5754646350000000 2011-07-01 12.1799502950000000 2011-08-01 13.8393603200000000 2011-09-01 8.8851943960000000 2011-10-01 4.7602939040000000 2011-11-01 7.5322769860000000 2011-12-01 11.6686716230000000 2012-01-01 -2.0084853200000000 2012-02-01 10.1515895370000000 2012-03-01 4.2646070200000000 2012-04-01 14.3231321460000000 2012-05-01 8.0688067210000000 2012-06-01 -3.3429568890000000 2012-07-01 -3.4990641190000000 2012-08-01 0.0351221620000004 2012-09-01 -0.5603046110000000 2012-10-01 -3.1707632920000000 2012-11-01 0.9737826180000000 2012-12-01 -3.4551183350000000 2013-01-01 0.4595294200000030 2013-02-01 18.2463228120000000 2013-03-01 0.5925674900000000 2013-04-01 -0.9034981410000000 2013-05-01 -14.1413285830000000 2013-06-01 5.5430311670000000 2013-07-01 3.5061942660000000 2013-08-01 4.4034104860000000 2013-09-01 3.9027096030000000 2013-10-01 2.2793911560000000 2013-11-01 8.5804635720000000 2013-12-01 1.9983045130000000 2014-01-01 4.1750132800000000 2014-02-01 2.4736835180000000 2014-03-01 0.8023614799999980 2014-04-01 -0.4264896290000000 2014-05-01 -0.0816881500000000 2014-06-01 3.4365078610000000 2014-07-01 19.7187488970000000 2014-08-01 8.5098468890000000 2014-09-01 12.1374822200000000 2014-10-01 8.2739570710000000 2014-11-01 0.3390330670000000 2014-12-01 5.3529567100000000 2015-01-01 2.4575618500000000 2015-02-01 6.0025766240000000 2015-03-01 7.1555118700000000 2015-04-01 7.7309065420000000 2015-05-01 4.9232465600000000 2015-06-01 -0.7447094200000000 2015-07-01 -1.6872208610000000 2015-08-01 -12.8208107520000000 2015-09-01 14.4508917740000000 2015-10-01 6.8587507870000000 2015-11-01 1.8837867650000000 2015-12-01 5.7348621980000000 2016-01-01 2.9961209400000000 2016-02-01 1.5309753110000000 2016-03-01 3.1324391800000000 2016-04-01 3.4755896900000000 2016-05-01 6.8390481620000000 2016-06-01 12.0690434610000000 2016-07-01 10.8855591500000000 2016-08-01 10.9716266250000000 2016-09-01 6.9829150140000000 2016-10-01 12.2451916450000000 2016-11-01 9.9260377690000000 2016-12-01 8.9077352160000000 2017-01-01 15.6830487100000000 2017-02-01 8.7800812720000000 2017-03-01 8.2643661800000000 2017-04-01 8.2824062970000000 2017-05-01 7.6293360120000000 2017-06-01 4.8993908700000000 2017-07-01 5.5096601190000000 2017-08-01 2.5818179520000000 2017-09-01 0.0660986019999998 2017-10-01 -7.7035559640000000 2017-11-01 15.5525329150000000 2017-12-01 7.5990902040000000 2018-01-01 20.3995060100000000 2018-02-01 3.9199806110000000 2018-03-01 3.3186995700000000 2018-04-01 0.2400997460000000 2018-05-01 8.4644964070000000 2018-06-01 2.6102864660000000 2018-07-01 -6.7271411300000000 2018-08-01 -6.1044368070000000 2018-09-01 4.8957355510000000 2018-10-01 -7.5195351020000000