Month Growth rate same period previous year 1989-01-01 7.05128205128207 1989-02-01 6.68789808917198 1989-03-01 6.66666666666667 1989-04-01 6.54205607476636 1989-05-01 6.52173913043479 1989-06-01 6.50154798761610 1989-07-01 6.79012345679014 1989-08-01 7.07692307692305 1989-09-01 6.70731707317076 1989-10-01 6.99088145896657 1989-11-01 6.96969696969696 1989-12-01 7.25075528700905 1990-01-01 7.18562874251496 1990-02-01 7.76119402985076 1990-03-01 7.44047619047620 1990-04-01 8.47953216374268 1990-05-01 9.03790087463557 1990-06-01 9.30232558139536 1990-07-01 9.53757225433525 1990-08-01 9.48275862068968 1990-09-01 10.00000000000000 1990-10-01 10.22727272727270 1990-11-01 10.19830028328610 1990-12-01 10.14084507042250 1991-01-01 10.33519553072630 1991-02-01 9.69529085872576 1991-03-01 9.97229916897506 1991-04-01 12.39892183288410 1991-05-01 12.03208556149730 1991-06-01 11.70212765957450 1991-07-01 11.34564643799470 1991-08-01 11.28608923884510 1991-09-01 10.90909090909090 1991-10-01 10.82474226804120 1991-11-01 10.79691516709510 1991-12-01 10.23017902813300 1992-01-01 9.87341772151899 1992-02-01 9.84848484848484 1992-03-01 9.57178841309823 1992-04-01 6.71462829736210 1992-05-01 6.44391408114560 1992-06-01 6.42857142857144 1992-07-01 6.39810426540283 1992-08-01 6.13207547169812 1992-09-01 5.62060889929741 1992-10-01 5.11627906976745 1992-11-01 5.10440835266819 1992-12-01 5.33642691415311 1993-01-01 5.29953917050691 1993-02-01 5.28735632183908 1993-03-01 5.51724137931035 1993-04-01 5.16853932584269 1993-05-01 4.93273542600896 1993-06-01 4.92170022371362 1993-07-01 4.67706013363028 1993-08-01 4.88888888888890 1993-09-01 4.87804878048780 1993-10-01 5.08849557522125 1993-11-01 4.85651214128038 1993-12-01 4.62555066079296 1994-01-01 4.37636761487966 1994-02-01 4.14847161572053 1994-03-01 4.13943355119824 1994-04-01 3.20512820512822 1994-05-01 3.41880341880342 1994-06-01 3.41151385927506 1994-07-01 3.40425531914894 1994-08-01 3.17796610169492 1994-09-01 3.17124735729387 1994-10-01 2.73684210526314 1994-11-01 2.73684210526314 1994-12-01 3.15789473684208 1995-01-01 2.93501048218029 1995-02-01 3.14465408805032 1995-03-01 3.13807531380753 1995-04-01 3.10559006211180 1995-05-01 3.30578512396695 1995-06-01 3.29896907216496 1995-07-01 3.08641975308642 1995-08-01 3.28542094455851 1995-09-01 3.27868852459017 1995-10-01 3.48360655737704 1995-11-01 3.68852459016394 1995-12-01 3.26530612244899 1996-01-01 3.46232179226069 1996-02-01 3.25203252032519 1996-03-01 3.24543610547668 1996-04-01 3.21285140562248 1996-05-01 3.00000000000000 1996-06-01 3.19361277445109 1996-07-01 3.59281437125749 1996-08-01 3.37972166998011 1996-09-01 3.37301587301587 1996-10-01 3.36633663366338 1996-11-01 3.35968379446640 1996-12-01 3.55731225296443 1997-01-01 3.54330708661418 1997-02-01 3.74015748031497 1997-03-01 3.73280943025541 1997-04-01 3.50194552529183 1997-05-01 3.68932038834952 1997-06-01 3.67504835589943 1997-07-01 3.46820809248555 1997-08-01 3.65384615384616 1997-09-01 3.83877159309021 1997-10-01 4.02298850574713 1997-11-01 3.82409177820269 1997-12-01 3.81679389312979 1998-01-01 3.80228136882131 1998-02-01 3.79506641366225 1998-03-01 3.78787878787876 1998-04-01 3.94736842105261 1998-05-01 3.93258426966292 1998-06-01 3.73134328358210 1998-07-01 3.91061452513965 1998-08-01 3.71057513914658 1998-09-01 3.69685767097968 1998-10-01 3.68324125230200 1998-11-01 3.68324125230200 1998-12-01 3.67647058823527 1999-01-01 3.66300366300366 1999-02-01 3.65630712979890 1999-03-01 3.46715328467156 1999-04-01 3.61663652802895 1999-05-01 3.42342342342341 1999-06-01 3.41726618705035 1999-07-01 3.40501792114698 1999-08-01 3.39892665474058 1999-09-01 3.38680926916220 1999-10-01 3.37477797513324 1999-11-01 3.37477797513324 1999-12-01 3.36879432624114 2000-01-01 3.35689045936395 2000-02-01 3.35097001763669 2000-03-01 3.52733686067019 2000-04-01 2.79232111692845 2000-05-01 2.96167247386761 2000-06-01 3.13043478260868 2000-07-01 3.11958405545926 2000-08-01 3.28719723183394 2000-09-01 3.44827586206896 2000-10-01 3.43642611683848 2000-11-01 3.43642611683848 2000-12-01 3.43053173241852 2001-01-01 3.41880341880341 2001-02-01 3.24232081911260 2001-03-01 3.23679727427597 2001-04-01 4.24448217317486 2001-05-01 4.39932318104905 2001-06-01 4.21585160202362 2001-07-01 4.53781512605042 2001-08-01 4.69011725293131 2001-09-01 4.00000000000000 2001-10-01 3.82059800664451 2001-11-01 3.65448504983388 2001-12-01 3.98009950248756 2002-01-01 3.96694214876033 2002-02-01 4.13223140495869 2002-03-01 4.29042904290429 2002-04-01 4.07166123778502 2002-05-01 4.05186385737440 2002-06-01 4.36893203883495 2002-07-01 4.18006430868167 2002-08-01 4.32000000000000 2002-09-01 4.00641025641026 2002-10-01 4.48000000000001 2002-11-01 4.48717948717950 2002-12-01 5.10366826156301 2003-01-01 4.45151033386328 2003-02-01 4.44444444444445 2003-03-01 4.27215189873420 2003-04-01 4.06885758998436 2003-05-01 3.58255451713397 2003-06-01 3.41085271317830 2003-07-01 3.54938271604938 2003-08-01 3.06748466257668 2003-09-01 3.54391371340524 2003-10-01 3.21592649310873 2003-11-01 3.22085889570551 2003-12-01 2.88315629742031 2004-01-01 3.04414003044141 2004-02-01 3.19148936170213 2004-03-01 3.18664643399090 2004-04-01 3.00751879699248 2004-05-01 3.30827067669172 2004-06-01 3.29835082458771 2004-07-01 3.42771982116246 2004-08-01 3.57142857142856 2004-09-01 3.12499999999999 2004-10-01 3.26409495548959 2004-11-01 3.56612184249630 2004-12-01 3.68731563421830 2005-01-01 3.84047267355980 2005-02-01 3.53460972017672 2005-03-01 3.65767212344323 2005-04-01 3.58432066247435 2005-05-01 3.69153598210633 2005-06-01 3.52640601114332 2005-07-01 3.58983411167434 2005-08-01 3.56115218023479 2005-09-01 3.87439162405876 2005-10-01 3.69564718306625 2005-11-01 3.41257090020574 2005-12-01 3.06258322237018 2006-01-01 3.30000000000000 2006-02-01 3.40000000000000 2006-03-01 3.40000000000000 2006-04-01 3.50000000000000 2006-05-01 3.20000000000000 2006-06-01 3.30000000000000 2006-07-01 3.10000000000000 2006-08-01 2.90000000000000 2006-09-01 3.10000000000000 2006-10-01 3.30000000000000 2006-11-01 3.40000000000000 2006-12-01 3.40000000000000 2007-01-01 3.20000000000000 2007-02-01 3.30000000000000 2007-03-01 3.30000000000000 2007-04-01 3.00000000000000 2007-05-01 3.20000000000000 2007-06-01 3.30000000000000 2007-07-01 3.20000000000000 2007-08-01 3.50000000000000 2007-09-01 3.10000000000000 2007-10-01 3.20000000000000 2007-11-01 3.00000000000000 2007-12-01 3.20000000000000 2008-01-01 3.20000000000000 2008-02-01 3.10000000000000 2008-03-01 3.20000000000000 2008-04-01 3.40000000000000 2008-05-01 3.40000000000000 2008-06-01 3.50000000000000 2008-07-01 3.70000000000000 2008-08-01 3.80000000000000 2008-09-01 4.00000000000000 2008-10-01 3.70000000000000 2008-11-01 3.90000000000000 2008-12-01 3.90000000000000 2009-01-01 3.70000000000000 2009-02-01 3.60000000000000 2009-03-01 3.40000000000000 2009-04-01 3.10000000000000 2009-05-01 2.90000000000000 2009-06-01 2.60000000000000 2009-07-01 2.30000000000000 2009-08-01 2.10000000000000 2009-09-01 1.80000000000000 2009-10-01 1.60000000000000 2009-11-01 1.40000000000000 2009-12-01 1.40000000000000 2010-01-01 1.50000000000000 2010-02-01 1.50000000000000 2010-03-01 1.70000000000000 2010-04-01 1.70000000000000 2010-05-01 1.70000000000000 2010-06-01 2.10000000000000 2010-07-01 2.00000000000000 2010-08-01 2.40000000000000 2010-09-01 2.20000000000000 2010-10-01 2.40000000000000 2010-11-01 2.40000000000000 2010-12-01 2.80000000000000 2011-01-01 3.00000000000000 2011-02-01 3.10000000000000 2011-03-01 3.20000000000000 2011-04-01 3.60000000000000 2011-05-01 3.30000000000000 2011-06-01 3.20000000000000 2011-07-01 3.30000000000000 2011-08-01 3.20000000000000 2011-09-01 3.50000000000000 2011-10-01 3.30000000000000 2011-11-01 3.30000000000000 2011-12-01 3.20000000000000 2012-01-01 2.90000000000000 2012-02-01 2.80000000000000 2012-03-01 2.70000000000000 2012-04-01 2.50000000000000 2012-05-01 2.70000000000000 2012-06-01 2.60000000000000 2012-07-01 2.70000000000000 2012-08-01 2.60000000000000 2012-09-01 2.60000000000000 2012-10-01 3.20000000000000 2012-11-01 3.20000000000000 2012-12-01 2.80000000000000 2013-01-01 2.90000000000000 2013-02-01 2.90000000000000 2013-03-01 3.00000000000000 2013-04-01 2.60000000000000 2013-05-01 2.80000000000000 2013-06-01 2.60000000000000 2013-07-01 2.50000000000000 2013-08-01 2.40000000000000 2013-09-01 2.60000000000000 2013-10-01 2.20000000000000 2013-11-01 2.10000000000000 2013-12-01 2.00000000000000 2014-01-01 2.00000000000000 2014-02-01 2.00000000000000 2014-03-01 1.90000000000000 2014-04-01 2.30000000000000 2014-05-01 1.90000000000000 2014-06-01 2.10000000000000 2014-07-01 2.10000000000000 2014-08-01 2.20000000000000 2014-09-01 2.10000000000000 2014-10-01 2.20000000000000 2014-11-01 2.10000000000000 2014-12-01 2.10000000000000 2015-01-01 2.10000000000000 2015-02-01 2.20000000000000 2015-03-01 2.20000000000000 2015-04-01 2.00000000000000 2015-05-01 2.10000000000000 2015-06-01 2.10000000000000 2015-07-01 2.20000000000000 2015-08-01 2.20000000000000 2015-09-01 2.20000000000000 2015-10-01 2.10000000000000 2015-11-01 2.20000000000000 2015-12-01 2.50000000000000 2016-01-01 2.20000000000000 2016-02-01 2.30000000000000 2016-03-01 2.60000000000000 2016-04-01 2.40000000000000 2016-05-01 2.60000000000000 2016-06-01 2.70000000000000 2016-07-01 2.60000000000000 2016-08-01 2.70000000000000 2016-09-01 2.60000000000000 2016-10-01 2.50000000000000 2016-11-01 2.40000000000000 2016-12-01 2.50000000000000 2017-01-01 2.50000000000000 2017-02-01 2.60000000000000 2017-03-01 2.20000000000000 2017-04-01 2.80000000000000 2017-05-01 2.60000000000000 2017-06-01 2.50000000000000 2017-07-01 2.40000000000000 2017-08-01 2.50000000000000 2017-09-01 2.50000000000000 2017-10-01 2.40000000000000 2017-11-01 2.40000000000000 2017-12-01 2.20000000000000 2018-01-01 2.30000000000000 2018-02-01 2.10000000000000 2018-03-01 2.10000000000000 2018-04-01 1.90000000000000 2018-05-01 2.10000000000000 2018-06-01 2.00000000000000 2018-07-01 2.00000000000000 2018-08-01 2.20000000000000 2018-09-01 2.00000000000000