Month Growth Rate Same Period Previous Year 1971-01-01 8.922758169285710 1971-02-01 9.001653761474470 1971-03-01 9.008442128867450 1971-04-01 9.461405404796350 1971-05-01 9.555354545367500 1971-06-01 9.853657586123260 1971-07-01 9.584445957458930 1971-08-01 9.440143137619860 1971-09-01 9.222468362154020 1971-10-01 8.762660737757250 1971-11-01 8.493593307854900 1971-12-01 8.065449294985860 1972-01-01 7.455943682459170 1972-02-01 7.435321332721760 1972-03-01 7.020342494300100 1972-04-01 6.140746981387390 1972-05-01 5.979586268330020 1972-06-01 5.877190669469780 1972-07-01 5.707532657866820 1972-08-01 6.192908716032840 1972-09-01 6.664632242655080 1972-10-01 7.927672772344880 1972-11-01 7.714083782537370 1972-12-01 7.798488608074420 1973-01-01 7.560156936053140 1973-02-01 7.510354172681850 1973-03-01 7.641559282744300 1973-04-01 8.715145072851950 1973-05-01 8.844745051202290 1973-06-01 8.961755503051080 1973-07-01 9.131284299115470 1973-08-01 8.921987903450890 1973-09-01 8.919232944887100 1973-10-01 8.728299901453350 1973-11-01 9.147275788268280 1973-12-01 9.228701993096940 1974-01-01 10.197271895682500 1974-02-01 10.591851437116000 1974-03-01 11.242769259917800 1974-04-01 13.008419988820900 1974-05-01 13.975535933769000 1974-06-01 14.202115140976800 1974-07-01 14.745685520853100 1974-08-01 14.124578046425400 1974-09-01 14.720390655120100 1974-10-01 15.478380596011200 1974-11-01 16.347868196569800 1974-12-01 16.636591571630800 1975-01-01 16.681955638695800 1975-02-01 17.489782138107200 1975-03-01 18.219768879105800 1975-04-01 18.438100577950500 1975-05-01 22.874931287845500 1975-06-01 23.847736160316900 1975-07-01 23.961452079179600 1975-08-01 25.164758810794600 1975-09-01 24.921059586206000 1975-10-01 24.317546797406100 1975-11-01 23.707204093144100 1975-12-01 23.607852438354800 1976-01-01 23.077163594435800 1976-02-01 22.765088906652700 1976-03-01 21.525523585196900 1976-04-01 18.882068888367100 1976-05-01 14.128217933885700 1976-06-01 13.015513528607300 1976-07-01 12.612475800258700 1976-08-01 12.739408523061800 1976-09-01 12.522339839300800 1976-10-01 12.420677670674400 1976-11-01 12.443961862590100 1976-12-01 13.138389760718700 1977-01-01 15.040264813289000 1977-02-01 15.122529653991900 1977-03-01 15.770018833382200 1977-04-01 16.646851105394500 1977-05-01 16.145647891634000 1977-06-01 16.276720048785900 1977-07-01 15.803032283981900 1977-08-01 16.149345551796400 1977-09-01 16.009990764027800 1977-10-01 14.859158788141100 1977-11-01 14.564076458503800 1977-12-01 13.784377300250000 1978-01-01 11.676093669338500 1978-02-01 10.914222428348000 1978-03-01 10.509609541289500 1978-04-01 9.439988988840910 1978-05-01 9.302047465460350 1978-06-01 9.049992827083070 1978-07-01 9.364518412155450 1978-08-01 9.037216378198230 1978-09-01 8.904925870440660 1978-10-01 9.193122410576210 1978-11-01 8.867595965099510 1978-12-01 9.232112059015650 1979-01-01 9.677960735016040 1979-02-01 10.019279468343000 1979-03-01 10.024299978822500 1979-04-01 10.406376123516400 1979-05-01 10.677269270736200 1979-06-01 11.239985353243100 1979-07-01 15.345504437764600 1979-08-01 15.198839302738800 1979-09-01 15.892415039030100 1979-10-01 16.280481916416300 1979-11-01 16.658515202685800 1979-12-01 16.272548182525500 1980-01-01 18.349797286466600 1980-02-01 19.227525661035500 1980-03-01 19.829120294071800 1980-04-01 22.048459302692800 1980-05-01 22.042211664210700 1980-06-01 21.338819776396600 1980-07-01 17.120956566451800 1980-08-01 16.648694124365100 1980-09-01 16.196110231321900 1980-10-01 15.695627440686700 1980-11-01 15.789248896804500 1980-12-01 15.615889404614600 1981-01-01 12.676889455291200 1981-02-01 11.782995945766000 1981-03-01 11.689903350629900 1981-04-01 11.411058658276800 1981-05-01 11.098473817961000 1981-06-01 10.707064880291700 1981-07-01 10.292977143210900 1981-08-01 10.500313218314700 1981-09-01 10.325938294902400 1981-10-01 10.604728374478400 1981-11-01 11.036947568778400 1981-12-01 11.431984077041400 1982-01-01 11.327655958926700 1982-02-01 10.600415566493300 1982-03-01 10.249208192573200 1982-04-01 8.769346473171540 1982-05-01 8.773764086759040 1982-06-01 8.720023882342530 1982-07-01 8.582873254249880 1982-08-01 8.071272150942470 1982-09-01 7.264233122833520 1982-10-01 6.786093775581170 1982-11-01 5.706888552955530 1982-12-01 4.330443983666010 1983-01-01 4.251791527031790 1983-02-01 4.740889327854200 1983-03-01 4.195079007532790 1983-04-01 3.545622211537700 1983-05-01 3.627670643583700 1983-06-01 3.730023189597210 1983-07-01 4.085793622422660 1983-08-01 4.457860677904320 1983-09-01 4.913161970420980 1983-10-01 4.789386351213410 1983-11-01 4.950382358350370 1983-12-01 5.726848235364600 1984-01-01 5.391599345821510 1984-02-01 5.223957269843860 1984-03-01 5.131187080716990 1984-04-01 5.062197553315600 1984-05-01 4.888856139748020 1984-06-01 4.992537873067420 1984-07-01 4.364605650626940 1984-08-01 5.369550496045960 1984-09-01 5.531521636626060 1984-10-01 5.714589563837410 1984-11-01 5.711803072436930 1984-12-01 5.262257779261560 1985-01-01 5.806595699457690 1985-02-01 6.192958591653330 1985-03-01 6.836602691473520 1985-04-01 7.765180221387800 1985-05-01 7.923303615545310 1985-06-01 7.940123086990180 1985-07-01 8.018249629467890 1985-08-01 6.908082985015740 1985-09-01 6.285475484386220 1985-10-01 6.116699266561480 1985-11-01 6.115873927213260 1985-12-01 6.410534783987890 1986-01-01 6.262282775157080 1986-02-01 5.918658635056800 1986-03-01 5.381162160116780 1986-04-01 4.334306605357160 1986-05-01 4.155327580933520 1986-06-01 3.714759704820340 1986-07-01 3.543438272663030 1986-08-01 3.496643559441250 1986-09-01 4.045975071525490 1986-10-01 3.948733095934470 1986-11-01 4.704752513445880 1986-12-01 4.960273613376250 1987-01-01 5.041304499175640 1987-02-01 4.765266733948180 1987-03-01 4.733274873909140 1987-04-01 4.711860304646390 1987-05-01 4.464555566224240 1987-06-01 4.816663538851940 1987-07-01 4.991026328804780 1987-08-01 4.935196517876980 1987-09-01 4.977320293966570 1987-10-01 5.248860286419460 1987-11-01 4.703930941974660 1987-12-01 4.176530374972830 1988-01-01 3.869189045223220 1988-02-01 4.012479154473720 1988-03-01 4.194005580041700 1988-04-01 4.656189423916240 1988-05-01 4.964484657127850 1988-06-01 5.177513397930320 1988-07-01 5.279101580242900 1988-08-01 6.380914404624580 1988-09-01 6.449584821119150 1988-10-01 7.208660743083570 1988-11-01 7.129676231447240 1988-12-01 7.609944074819820 1989-01-01 8.378510294371630 1989-02-01 8.759021070893160 1989-03-01 8.729165294299610 1989-04-01 8.622486443536290 1989-05-01 8.797702216163760 1989-06-01 8.777053842876380 1989-07-01 8.824701447062110 1989-08-01 7.733587899502540 1989-09-01 7.946887745917860 1989-10-01 7.401090190469520 1989-11-01 7.894082252759440 1989-12-01 7.869773474359990 1990-01-01 7.608888113073330 1990-02-01 7.449976096977890 1990-03-01 8.232288993470900 1990-04-01 9.910330852897900 1990-05-01 10.239085439976400 1990-06-01 10.405707786896700 1990-07-01 10.454570672417900 1990-08-01 10.847041044790300 1990-09-01 10.852626513928000 1990-10-01 10.851210592930600 1990-11-01 9.747884257855500 1990-12-01 9.601968697945280 1991-01-01 9.362691467100050 1991-02-01 9.333558135725310 1991-03-01 8.632118215203830 1991-04-01 6.131297761939850 1991-05-01 5.496630056707040 1991-06-01 5.366046526554120 1991-07-01 4.886213559390160 1991-08-01 4.285343027037790 1991-09-01 4.213530815941130 1991-10-01 3.841617940242220 1991-11-01 4.268990088049470 1991-12-01 4.324217119500720 1992-01-01 4.064391143844190 1992-02-01 3.960817021132770 1992-03-01 3.717865804559330 1992-04-01 4.649919910208670 1992-05-01 4.745572586425020 1992-06-01 4.467720498434810 1992-07-01 4.432400019029550 1992-08-01 4.426631262571000 1992-09-01 4.314182336899230 1992-10-01 4.189072175658100 1992-11-01 3.586528867714410 1992-12-01 2.834449662222590 1993-01-01 1.770461161779040 1993-02-01 1.823106705574980 1993-03-01 1.811699503485630 1993-04-01 1.013126946809570 1993-05-01 1.025245323417010 1993-06-01 0.926026867178544 1993-07-01 0.961795009678704 1993-08-01 1.374132456974890 1993-09-01 1.397360855892870 1993-10-01 1.174106405229970 1993-11-01 1.395104875772380 1993-12-01 2.069527612118250 1994-01-01 2.601623341547630 1994-02-01 2.686741879929840 1994-03-01 2.721867669650430 1994-04-01 2.711002531807430 1994-05-01 2.663057123316360 1994-06-01 2.673334416302140 1994-07-01 2.350084281489110 1994-08-01 2.227913181115110 1994-09-01 2.075181815277820 1994-10-01 2.295867296568430 1994-11-01 2.449334041163710 1994-12-01 2.730761654901960 1995-01-01 3.056699337189640 1995-02-01 3.121572989926230 1995-03-01 3.181040608092780 1995-04-01 3.374002738770840 1995-05-01 3.332749428346570 1995-06-01 3.661337523858820 1995-07-01 3.691119039039990 1995-08-01 3.631886910139140 1995-09-01 3.803411576560670 1995-10-01 3.090920355707000 1995-11-01 3.035745485490910 1995-12-01 2.979236790110740 1996-01-01 2.672617628206070 1996-02-01 2.510668855702510 1996-03-01 2.568544461328750 1996-04-01 1.877855038305530 1996-05-01 1.919064064657390 1996-06-01 1.752707189507000 1996-07-01 1.686340496601500 1996-08-01 1.723598464973920 1996-09-01 1.807791074674420 1996-10-01 2.365532687180110 1996-11-01 2.447430115077100 1996-12-01 2.447907018939660 1997-01-01 2.057613168724290 1997-02-01 1.909959072305600 1997-03-01 2.038043478260870 1997-04-01 1.891891891891920 1997-05-01 1.886792452830180 1997-06-01 1.749663526244940 1997-07-01 1.759133964817310 1997-08-01 1.886792452830180 1997-09-01 1.740294511378850 1997-10-01 1.737967914438510 1997-11-01 2.002670226969290 1997-12-01 1.864181091877500 1998-01-01 1.747311827956960 1998-02-01 1.740294511378850 1998-03-01 1.597869507323570 1998-04-01 1.591511936339510 1998-05-01 1.719576719576740 1998-06-01 1.587301587301590 1998-07-01 1.329787234042550 1998-08-01 1.190476190476200 1998-09-01 1.447368421052620 1998-10-01 1.182654402102490 1998-11-01 1.047120418848160 1998-12-01 1.176470588235290 1999-01-01 1.188903566710710 1999-02-01 1.052631578947360 1999-03-01 0.917431192660554 1999-04-01 0.913838120104428 1999-05-01 0.780234070221053 1999-06-01 0.911458333333337 1999-07-01 0.787401574803151 1999-08-01 0.653594771241829 1999-09-01 0.518806744487689 1999-10-01 0.519480519480516 1999-11-01 0.388601036269424 1999-12-01 0.258397932816528 2000-01-01 0.000000000000000 2000-02-01 0.130208333333350 2000-03-01 0.129870129870118 2000-04-01 0.000000000000000 2000-05-01 0.000000000000000 2000-06-01 -0.129032258064519 2000-07-01 -0.130208333333322 2000-08-01 0.000000000000000 2000-09-01 0.129032258064504 2000-10-01 0.258397932816528 2000-11-01 0.258064516129037 2000-12-01 0.257731958762906 2001-01-01 0.522193211488247 2001-02-01 0.390117035110527 2001-03-01 0.518806744487689 2001-04-01 0.776196636481243 2001-05-01 1.032258064516140 2001-06-01 1.291989664082700 2001-07-01 1.564537157757480 2001-08-01 1.818181818181830 2001-09-01 1.288659793814430 2001-10-01 1.159793814433000 2001-11-01 1.158301158301140 2001-12-01 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