Month	Percent, Not Seasonally adjusted
2009-08-01	67.86081727
2009-09-01	67.82995794
2009-10-01	67.71609825
2009-11-01	67.14662026
2009-12-01	66.83191750
2010-01-01	65.82522821
2010-02-01	66.21190868
2010-03-01	66.46495082
2010-04-01	67.10090288
2010-05-01	68.32355309
2010-06-01	69.30431390
2010-07-01	68.86840773
2010-08-01	69.08142320
2010-09-01	69.48557507
2010-10-01	68.90938849
2010-11-01	68.79640099
2010-12-01	67.86710882
2011-01-01	67.49492880
2011-02-01	68.05949089
2011-03-01	67.98016452
2011-04-01	68.05878391
2011-05-01	69.76107185
2011-06-01	69.91938106
2011-07-01	69.89524963
2011-08-01	70.41671169
2011-09-01	70.03375852
2011-10-01	69.59669216
2011-11-01	69.66622247
2011-12-01	69.62502084
2012-01-01	69.10354835
2012-02-01	68.78625395
2012-03-01	68.67681251
2012-04-01	70.18910135
2012-05-01	70.75672808
2012-06-01	71.13571503
2012-07-01	71.14194301
2012-08-01	71.85119638
2012-09-01	71.18244741
2012-10-01	70.48928688
2012-11-01	70.73652116
2012-12-01	70.45526895
2013-01-01	69.55431914
2013-02-01	69.94782555
2013-03-01	69.91748721
2013-04-01	69.96483964
2013-05-01	70.63109533
2013-06-01	70.35882326
2013-07-01	70.72471498
2013-08-01	71.26480320
2013-09-01	70.53463297
2013-10-01	71.07361635
2013-11-01	70.70781482
2013-12-01	70.00404173
2014-01-01	69.93387399
2014-02-01	70.11819238
2014-03-01	70.11602005
2014-04-01	70.40330771
2014-05-01	71.16025973
2014-06-01	71.15939431
2014-07-01	71.59190407
2014-08-01	71.76655870
2014-09-01	71.57416318
2014-10-01	71.40952298
2014-11-01	71.66732804
2014-12-01	71.03013641
2015-01-01	70.53667989
2015-02-01	70.36245316
2015-03-01	70.18107855
2015-04-01	70.42339297
2015-05-01	71.66958122
2015-06-01	70.97075158
2015-07-01	71.72879540
2015-08-01	72.17366465
2015-09-01	71.69319896