Quarter	Ratio
2008-10-01	91.9076003238156
2009-01-01	93.3132357917315
2009-04-01	94.1197856969422
2009-07-01	91.2975957778134
2009-10-01	90.4138724982619
2010-01-01	87.6594717567132
2010-04-01	91.8548391918441
2010-07-01	90.3921893188361
2010-10-01	90.6289572442874
2011-01-01	90.1667859929379
2011-04-01	92.3314293593214
2011-07-01	94.0487399844971
2011-10-01	96.2687583105470
2012-01-01	93.4532280219496
2012-04-01	97.2369698512705
2012-07-01	95.6779576659031
2012-10-01	95.0587991103204
2013-01-01	93.2117369864247
2013-04-01	97.1508817426156
2013-07-01	94.7251691016548
2013-10-01	94.4241106677010
2014-01-01	90.4269312509151
2014-04-01	93.6537643268148
2014-07-01	94.5096294148261
2014-10-01	96.9155531807507
2015-01-01	94.1974742443939
2015-04-01	97.1811498920435
2015-07-01	97.3118960074734
2015-10-01	97.8983416420009
2016-01-01	97.0932469813253
2016-04-01	101.8114478838560
2016-07-01	99.6658664900956
2016-10-01	96.7213899011110
2017-01-01	100.4873655744750
2017-04-01	100.4873655744750
2017-07-01	102.8139430405420
2017-10-01	101.7607275392140
