Quarter	Percentage of GDP
1996-10-01	31.376
1997-01-01	33.548
1997-04-01	35.429
1997-07-01	37.569
1997-10-01	39.228
1998-01-01	39.030
1998-04-01	39.195
1998-07-01	40.072
1998-10-01	39.690
1999-01-01	40.281
1999-04-01	41.182
1999-07-01	41.246
1999-10-01	40.787
2000-01-01	39.313
2000-04-01	38.613
2000-07-01	38.085
2000-10-01	37.623
2001-01-01	37.268
2001-04-01	37.284
2001-07-01	37.224
2001-10-01	37.206
2002-01-01	37.150
2002-04-01	38.187
2002-07-01	38.345
2002-10-01	38.468
2003-01-01	37.156
2003-04-01	36.271
2003-07-01	35.478
2003-10-01	34.697
2004-01-01	33.243
2004-04-01	32.139
2004-07-01	30.928
2004-10-01	29.659
2005-01-01	28.630
2005-04-01	27.924
2005-07-01	27.085
2005-10-01	26.783
2006-01-01	26.569
2006-04-01	27.192
2006-07-01	27.284
2006-10-01	27.571
2007-01-01	27.213
2007-04-01	27.192
2007-07-01	27.231
2007-10-01	27.026
2008-01-01	26.695
2008-04-01	26.831
2008-07-01	26.862
2008-10-01	27.221
2009-01-01	27.190
2009-04-01	27.602
2009-07-01	27.565
2009-10-01	27.695
2010-01-01	27.623
2010-04-01	28.194
2010-07-01	29.101
2010-10-01	30.218
2011-01-01	30.160
2011-04-01	30.244
2011-07-01	30.273
2011-10-01	30.251
2012-01-01	29.278
2012-04-01	29.011
2012-07-01	28.747
2012-10-01	29.053
2013-01-01	29.537
2013-04-01	30.612
2013-07-01	31.209
2013-10-01	31.687
2014-01-01	32.530
2014-04-01	33.956
2014-07-01	34.786
2014-10-01	36.363
2015-01-01	37.185
2015-04-01	38.466
2015-07-01	39.742
2015-10-01	40.564
2016-01-01	39.932
2016-04-01	39.501
2016-07-01	38.927
2016-10-01	38.150
2017-01-01	37.860
2017-04-01	38.044
2017-07-01	37.772
2017-10-01	37.702
2018-01-01	37.406