Month	Percent
1999-06-01	64.8677736777368
1999-07-01	64.7454606900366
1999-08-01	64.1583003285131
1999-09-01	64.7571415421436
1999-10-01	65.0016864440560
1999-11-01	64.8084584737971
1999-12-01	64.1227452301473
2000-01-01	63.2134219147047
2000-02-01	63.1829850773670
2000-03-01	63.8292732154543
2000-04-01	64.3737909916848
2000-05-01	64.9051407775586
2000-06-01	64.8390334379700
2000-07-01	65.3168198551820
2000-08-01	64.5442200069422
2000-09-01	64.9874201016736
2000-10-01	65.2654396429592
2000-11-01	65.0337411849066
2000-12-01	64.2245619148238
2001-01-01	63.0877923781302
2001-02-01	63.1723016135542
2001-03-01	64.1220702562189
2001-04-01	65.2793106375754
2001-05-01	65.6889096291897
2001-06-01	65.5537353250222
2001-07-01	65.6612908106146
2001-08-01	64.8761755011944
2001-09-01	65.3148197403100
2001-10-01	65.5746272263709
2001-11-01	65.6441514059208
2001-12-01	64.9293160936015
2002-01-01	64.4685066080491
2002-02-01	64.5787126325940
2002-03-01	65.1507073773874
2002-04-01	66.1212435045972
2002-05-01	66.2775580954444
2002-06-01	66.2420784470598
2002-07-01	66.3290028195432
2002-08-01	65.5507351748256
2002-09-01	65.9041767270892
2002-10-01	66.0730470274001
2002-11-01	65.7910211330989
2002-12-01	65.2564252494085
2003-01-01	64.4717325446553
2003-02-01	64.3256517377177
2003-03-01	65.0252321175224
2003-04-01	65.5420785785860
2003-05-01	65.9373243899231
2003-06-01	65.9373394045869
2003-07-01	66.2343905832890
2003-08-01	65.2004537448879
2003-09-01	65.4599059418941
2003-10-01	65.9150904844430
2003-11-01	66.0022006399151
2003-12-01	65.6288096238737
2004-01-01	65.3513684185442
2004-02-01	65.5233608961437
2004-03-01	66.1322776521014
2004-04-01	66.5895004329442
2004-05-01	66.6556608544080
2004-06-01	66.7674542367943
2004-07-01	66.8004801835157
2004-08-01	65.6000308911503
2004-09-01	66.5534381291162
2004-10-01	66.7410707660159
2004-11-01	66.6142391230158
2004-12-01	66.3092338138995
2005-01-01	65.4694313428851
2005-02-01	65.3050029799056
2005-03-01	66.1484331463938
2005-04-01	66.6145129554560
2005-05-01	66.9592444915782
2005-06-01	66.9457095308882
2005-07-01	66.9386559173200
2005-08-01	65.9465294413391
2005-09-01	66.4488847913195
2005-10-01	66.7917631218406
2005-11-01	66.6819100444025
2005-12-01	65.8943687511241
2006-01-01	65.5277133843702
2006-02-01	65.4554016865094
2006-03-01	66.1992005623711
2006-04-01	66.7440507326018
2006-05-01	66.9783513689662
2006-06-01	67.0260472728233
2006-07-01	66.9513006326610
2006-08-01	66.0796317929890
2006-09-01	66.3787503730623
2006-10-01	66.6723192253266
2006-11-01	66.7317352565582
2006-12-01	66.0070324638155
2007-01-01	65.5635341867000
2007-02-01	65.3160430177763
2007-03-01	66.1217186552898
2007-04-01	66.7544222402134
2007-05-01	67.0185464300886
2007-06-01	67.1007878135992
2007-07-01	67.0943286616803
2007-08-01	66.1166569936158
2007-09-01	66.3846738140935
2007-10-01	66.7036397757286
2007-11-01	66.8553207988287
2007-12-01	65.9281444050000
2008-01-01	65.3856038532952
2008-02-01	65.1703643864863
2008-03-01	65.8904516326172
2008-04-01	66.6321992695600
2008-05-01	66.9231721109324
2008-06-01	67.0170525607593
2008-07-01	66.8350816319496
2008-08-01	65.9866190977793
2008-09-01	65.9973383659632
2008-10-01	66.2972198337632
2008-11-01	66.3039307212527
2008-12-01	65.3863432808060
2009-01-01	64.6179871924195
2009-02-01	64.4257927067834
2009-03-01	65.0024688961894
2009-04-01	65.7901117300907
2009-05-01	66.0702070412258
2009-06-01	66.5767618309827
2009-07-01	66.1242586711289
2009-08-01	65.4222376405421
2009-09-01	65.6048493666893
2009-10-01	65.6529308684823
2009-11-01	65.8396339940513
2009-12-01	65.0127349152235
2010-01-01	65.0540694365396
2010-02-01	64.8393258903935
2010-03-01	65.3046505773979
2010-04-01	66.1432569183368
2010-05-01	66.5453117850748
2010-06-01	66.5984578215318
2010-07-01	66.8122418484007
2010-08-01	65.7705512729157
2010-09-01	65.8823959793112
2010-10-01	66.0938088624748
2010-11-01	65.9522545823189
2010-12-01	65.6416958573941
2011-01-01	64.8134763217463
2011-02-01	65.2530109690800
2011-03-01	66.0183424672855
2011-04-01	66.5700995935243
2011-05-01	66.9720828753020
2011-06-01	67.1409134757468
2011-07-01	66.9492328092442
2011-08-01	66.2337806983349
2011-09-01	65.7391580318814
2011-10-01	66.5215854666485
2011-11-01	66.4845036265741
2011-12-01	65.9355888708056
2012-01-01	65.3195146809296
2012-02-01	65.6522451154825
2012-03-01	66.2205242173779
2012-04-01	66.9184256511247
2012-05-01	67.4119838352930
2012-06-01	67.3867257863378
2012-07-01	67.2268418749204
2012-08-01	66.4429177085670
2012-09-01	66.6790335039772
2012-10-01	66.7220298352115
2012-11-01	66.5975901614398
2012-12-01	65.7838889380140
2013-01-01	65.3496507361068
2013-02-01	65.3535370272181
2013-03-01	65.8888658797543
2013-04-01	66.8428577737541
2013-05-01	67.2850473993798
2013-06-01	67.4584309940714
2013-07-01	67.5191061649593
2013-08-01	66.9560666574852
2013-09-01	67.1070271401161
2013-10-01	67.3104541177636
2013-11-01	67.3477916593349
2013-12-01	66.9012284958276
2014-01-01	66.7977633009986
2014-02-01	67.4364414338999
2014-03-01	67.4221413895358
2014-04-01	68.4189747160976
2014-05-01	68.3622723399358
2014-06-01	68.4621577658870
2014-07-01	68.6487211492139
2014-08-01	68.2890129131101
2014-09-01	68.1629482965143
2014-10-01	68.2172365334456
2014-11-01	68.2552565847366
2014-12-01	67.8136490539854
2015-01-01	67.4968802138658
2015-02-01	67.9586133112080
2015-03-01	67.8700823920991
2015-04-01	68.5343346586168
2015-05-01	68.9265952517240
2015-06-01	68.9822219194878
2015-07-01	69.0884925141831
2015-08-01	68.4677105369915
2015-09-01	68.5411331168743
2015-10-01	68.5638102493640
2015-11-01	68.5646674826601
2015-12-01	68.2470111939183
2016-01-01	67.7378049277797
2016-02-01	68.1856352029655
2016-03-01	68.1844480601499
2016-04-01	68.5794894492884
2016-05-01	68.9350059983606
2016-06-01	69.1278700623531
2016-07-01	69.1994226553513
2016-08-01	68.9885695526308
2016-09-01	68.9668831767840
2016-10-01	68.9178776467013
2016-11-01	68.8783857480458
2016-12-01	68.5021936786240
2017-01-01	67.9643886004460
2017-02-01	68.7780240169046
2017-03-01	69.0465340841281
2017-04-01	69.6619948299666
2017-05-01	69.6022087759790
2017-06-01	69.8038077516688
2017-07-01	69.7112984786336
2017-08-01	69.3785966806758
2017-09-01	69.3788772680152
2017-10-01	69.2815352719615
2017-11-01	69.2897616256350
2017-12-01	68.9310559157938
2018-01-01	68.6376410214638
2018-02-01	68.5621099626868
2018-03-01	69.3229397332406
2018-04-01	69.6545708493883
2018-05-01	69.8806838257277
2018-06-01	69.7268056650447
2018-07-01	69.6774965205289
2018-08-01	69.4496849361989
2018-09-01	69.4439536242915