Quarter	Percent
1998-01-01	5.87031880434165
1998-04-01	5.54861899356792
1998-07-01	5.68351440717997
1998-10-01	5.88523878710116
1999-01-01	6.21795838359469
1999-04-01	6.22281636572461
1999-07-01	6.07285926538903
1999-10-01	6.45961332506623
2000-01-01	6.35454016407291
2000-04-01	5.85487562375718
2000-07-01	5.75542265799291
2000-10-01	5.69063050237890
2001-01-01	5.79440954201948
2001-04-01	5.37435002363550
2001-07-01	5.17986133797960
2001-10-01	5.54126512571553
2002-01-01	5.73785318910314
2002-04-01	5.24508386350492
2002-07-01	5.22437923250564
2002-10-01	5.31899538106236
2003-01-01	5.45880656210564
2003-04-01	5.03529750756375
2003-07-01	5.12423757174472
2003-10-01	5.46258515629213
2004-01-01	6.13619222066588
2004-04-01	5.74832250888084
2004-07-01	5.72852252155366
2004-10-01	5.83400483481064
2005-01-01	5.79606440071556
2005-04-01	5.53341316509088
2005-07-01	5.49177840067130
2005-10-01	5.47192694585147
2006-01-01	5.36350677120456
2006-04-01	4.91035661509427
2006-07-01	4.79595830220230
2006-10-01	4.97653917247263
2007-01-01	5.13371452924672
2007-04-01	4.66415924493489
2007-07-01	4.49485997873095
2007-10-01	4.48879130219216
2008-01-01	4.48408274495231
2008-04-01	4.02802101576182
2008-07-01	3.96647155564201
2008-10-01	4.30793706911791
2009-01-01	4.85817796235752
2009-04-01	4.71798134011874
2009-07-01	4.95927633787389
2009-10-01	5.31354884296061
2010-01-01	5.89399643002315
2010-04-01	5.84228312602842
2010-07-01	6.16044068937421
2010-10-01	6.84078940369168
2011-01-01	7.40287386907930
2011-04-01	7.53334752376898
2011-07-01	8.09995920756256
2011-10-01	9.32401759114768
2012-01-01	10.05411159407430
2012-04-01	10.34917590224500
2012-07-01	10.95958608182350
2012-10-01	11.28059090504580
2013-01-01	11.67563330601770
2013-04-01	11.77550765719990
2013-07-01	11.81823047690410
2013-10-01	11.89494170371560
2014-01-01	11.87561433294610
2014-04-01	11.55064140411140
2014-07-01	11.11767866738310