Month Index source base 1997-01-01 78.3811303353921 1997-02-01 78.4594331629000 1997-03-01 78.7726444729316 1997-04-01 78.6160388179158 1997-05-01 78.4594331629000 1997-06-01 78.3811303353921 1997-07-01 78.3028275078842 1997-08-01 78.6160388179158 1997-09-01 78.6160388179158 1997-10-01 78.5377359904079 1997-11-01 78.6160388179158 1997-12-01 78.6943416454237 1998-01-01 78.9292501279473 1998-02-01 79.1641586104710 1998-03-01 79.3207642654868 1998-04-01 79.3990670929946 1998-05-01 79.3990670929946 1998-06-01 79.3207642654868 1998-07-01 79.3207642654868 1998-08-01 79.3990670929946 1998-09-01 79.3990670929946 1998-10-01 79.4773699205025 1998-11-01 79.5556727480104 1998-12-01 79.4773699205025 1999-01-01 79.7905812305341 1999-02-01 79.6339755755183 1999-03-01 79.4773699205025 1999-04-01 79.7905812305341 1999-05-01 79.8688840580419 1999-06-01 79.8688840580419 1999-07-01 79.7905812305341 1999-08-01 80.0254897130577 1999-09-01 80.1820953680735 1999-10-01 80.1820953680735 1999-11-01 79.9471868855498 1999-12-01 80.1820953680735 2000-01-01 80.2603981955814 2000-02-01 80.5830530626993 2000-03-01 80.6637167794788 2000-04-01 80.7443804962582 2000-05-01 80.7443804962582 2000-06-01 80.6637167794788 2000-07-01 80.5830530626993 2000-08-01 80.6637167794788 2000-09-01 80.7443804962582 2000-10-01 80.7443804962582 2000-11-01 80.7443804962582 2000-12-01 80.7443804962582 2001-01-01 81.1476990801556 2001-02-01 81.4703539472735 2001-03-01 81.7930088143914 2001-04-01 81.8736725311709 2001-05-01 82.0349999647299 2001-06-01 82.1156636815094 2001-07-01 82.1156636815094 2001-08-01 81.9543362479504 2001-09-01 82.0349999647299 2001-10-01 82.3576548318478 2001-11-01 82.3576548318478 2001-12-01 82.5189822654068 2002-01-01 82.9223008493042 2002-02-01 83.0836282828631 2002-03-01 83.1642919996426 2002-04-01 83.3256194332015 2002-05-01 83.5676105835400 2002-06-01 83.4869468667605 2002-07-01 83.6482743003195 2002-08-01 83.8096017338784 2002-09-01 83.8096017338784 2002-10-01 83.8902654506579 2002-11-01 84.1322566009963 2002-12-01 83.9709291674374 2003-01-01 84.2935840345553 2003-02-01 84.6162389016732 2003-03-01 84.4549114681143 2003-04-01 84.9388937687911 2003-05-01 85.0195574855706 2003-06-01 85.2615486359090 2003-07-01 85.1808849191296 2003-08-01 85.0195574855706 2003-09-01 85.2615486359090 2003-10-01 85.1002212023501 2003-11-01 85.1002212023501 2003-12-01 85.2615486359090 2004-01-01 85.2615486359090 2004-02-01 85.4228760694680 2004-03-01 85.4228760694680 2004-04-01 85.2615486359090 2004-05-01 85.5035397862474 2004-06-01 85.6648672198064 2004-07-01 85.5035397862474 2004-08-01 85.5035397862474 2004-09-01 85.4228760694680 2004-10-01 85.1808849191296 2004-11-01 84.9388937687911 2004-12-01 84.8582300520116 2005-01-01 85.1808849191296 2005-02-01 84.9248301548436 2005-03-01 85.2662365072249 2005-04-01 84.9248301548436 2005-05-01 85.5222912715108 2005-06-01 85.6076428596061 2005-07-01 85.4369396834155 2005-08-01 85.4369396834155 2005-09-01 85.2662365072249 2005-10-01 85.4369396834155 2005-11-01 85.6076428596061 2005-12-01 85.6076428596061 2006-01-01 85.6076428596061 2006-02-01 85.7783460357968 2006-03-01 86.0344008000828 2006-04-01 86.2904555643687 2006-05-01 86.1197523881781 2006-06-01 86.1197523881781 2006-07-01 85.8636976238921 2006-08-01 85.7783460357968 2006-09-01 85.9490492119874 2006-10-01 86.1197523881781 2006-11-01 86.2051039762734 2006-12-01 86.2051039762734 2007-01-01 85.6929944477015 2007-02-01 85.8636976238921 2007-03-01 86.4611587405594 2007-04-01 86.8025650929406 2007-05-01 87.0586198572266 2007-06-01 87.0586198572266 2007-07-01 87.0586198572266 2007-08-01 86.8879166810360 2007-09-01 87.3146746215125 2007-10-01 87.6560809738938 2007-11-01 87.9121357381798 2007-12-01 88.1681905024658 2008-01-01 88.1681905024658 2008-02-01 88.2535420905611 2008-03-01 88.6803000310377 2008-04-01 89.2777611477049 2008-05-01 88.9363547953236 2008-06-01 89.3631127358002 2008-07-01 88.9363547953236 2008-08-01 89.0217063834190 2008-09-01 89.6191675000862 2008-10-01 89.6191675000862 2008-11-01 89.9605738524675 2008-12-01 89.9605738524675 2009-01-01 90.2166286167534 2009-02-01 90.3019802048488 2009-03-01 90.5580349691347 2009-04-01 90.5580349691347 2009-05-01 91.4115508500879 2009-06-01 91.5822540262786 2009-07-01 91.4115508500879 2009-08-01 91.5822540262786 2009-09-01 91.4969024381832 2009-10-01 91.9236603786598 2009-11-01 92.0943635548505 2009-12-01 92.1797151429458 2010-01-01 91.9236603786598 2010-02-01 92.0090119667552 2010-03-01 92.4357699072318 2010-04-01 92.6064730834224 2010-05-01 92.6918246715177 2010-06-01 92.7771762596131 2010-07-01 92.3504183191365 2010-08-01 92.5211214953271 2010-09-01 92.3504183191365 2010-10-01 92.2650667310411 2010-11-01 92.2650667310411 2010-12-01 92.3504183191365 2011-01-01 92.5211214953271 2011-02-01 93.0751401869159 2011-03-01 93.1674766355140 2011-04-01 93.7214953271028 2011-05-01 93.6291588785047 2011-06-01 93.9061682242991 2011-07-01 94.0908411214953 2011-08-01 93.9061682242991 2011-09-01 94.1831775700934 2011-10-01 94.3678504672897 2011-11-01 94.5525233644860 2011-12-01 94.6448598130841 2012-01-01 94.4601869158878 2012-02-01 94.7371962616822 2012-03-01 94.9218691588785 2012-04-01 96.0299065420561 2012-05-01 96.3069158878504 2012-06-01 96.3069158878504 2012-07-01 96.2145794392523 2012-08-01 96.2145794392523 2012-09-01 96.3992523364486 2012-10-01 96.7685981308411 2012-11-01 96.9532710280374 2012-12-01 96.8609345794393 2013-01-01 96.3069158878504 2013-02-01 96.6762616822430 2013-03-01 97.5072897196262 2013-04-01 98.1536448598131 2013-05-01 98.5229906542056 2013-06-01 98.3383177570093 2013-07-01 97.7842990654206 2013-08-01 97.5996261682243 2013-09-01 98.1536448598131 2013-10-01 98.1536448598131 2013-11-01 98.3383177570093 2013-12-01 98.3383177570093 2014-01-01 97.7842990654206 2014-02-01 98.4306542056075 2014-03-01 98.8923364485981 2014-04-01 98.9846728971963 2014-05-01 99.0770093457944 2014-06-01 99.1693457943925 2014-07-01 98.7076635514019 2014-08-01 97.9689719626168 2014-09-01 98.3383177570093 2014-10-01 98.7076635514019 2014-11-01 99.0770093457944 2014-12-01 98.9846728971963 2015-01-01 98.8000000000000 2015-02-01 98.7000000000000 2015-03-01 99.9000000000000 2015-04-01 100.0000000000000 2015-05-01 100.3000000000000 2015-06-01 100.1000000000000 2015-07-01 100.2000000000000 2015-08-01 100.0000000000000 2015-09-01 100.4000000000000 2015-10-01 100.3000000000000 2015-11-01 100.5000000000000 2015-12-01 100.7000000000000 2016-01-01 100.6000000000000 2016-02-01 100.9000000000000 2016-03-01 100.9000000000000 2016-04-01 101.4000000000000 2016-05-01 101.4000000000000 2016-06-01 101.6000000000000 2016-07-01 101.1000000000000 2016-08-01 101.2000000000000 2016-09-01 101.5000000000000 2016-10-01 101.9000000000000 2016-11-01 102.0000000000000 2016-12-01 101.8000000000000 2017-01-01 101.5000000000000 2017-02-01 101.0000000000000 2017-03-01 102.0000000000000 2017-04-01 102.0000000000000 2017-05-01 102.3000000000000 2017-06-01 101.6000000000000 2017-07-01 101.5000000000000 2017-08-01 101.3000000000000 2017-09-01 102.3000000000000 2017-10-01 102.9000000000000 2017-11-01 102.8000000000000 2017-12-01 103.3000000000000 2018-01-01 102.8000000000000 2018-02-01 103.3000000000000 2018-03-01 104.6000000000000 2018-04-01 104.8000000000000 2018-05-01 104.9000000000000 2018-06-01 104.2000000000000 2018-07-01 103.8000000000000 2018-08-01 104.1000000000000 2018-09-01 104.6000000000000