Quarter	Percent, Seasonally Adjusted
1986-01-01	8.13996179985264
1986-04-01	8.26082175237177
1986-07-01	8.18497042847854
1986-10-01	8.11574493005943
1987-01-01	7.80603614786960
1987-04-01	8.05171569068455
1987-07-01	6.75789412784926
1987-10-01	8.29194713248105
1988-01-01	8.42421632819287
1988-04-01	10.59947123152900
1988-07-01	11.04773422296440
1988-10-01	10.16583135879330
1989-01-01	12.40323340812360
1989-04-01	12.71305006233290
1989-07-01	13.39123618090240
1989-10-01	13.44027151807110
1990-01-01	12.42704839947970
1990-04-01	12.65982502136450
1990-07-01	13.82618318886680
1990-10-01	15.10382865920700
1991-01-01	16.11159997153220
1991-04-01	16.77082117107840
1991-07-01	18.91360549922700
1991-10-01	16.92508773106990
1992-01-01	18.14612829698290
1992-04-01	15.41974715204590
1992-07-01	16.92284555184130
1992-10-01	17.20044837238470
1993-01-01	16.24963534056970
1993-04-01	16.86644841953890
1993-07-01	15.73549368632400
1993-10-01	16.59559171211080
1994-01-01	16.12792116007770
1994-04-01	16.16733341831380
1994-07-01	13.92965964875980
1994-10-01	12.87801017097940
1995-01-01	12.52641795230360
1995-04-01	11.33813184306960
1995-07-01	11.88849124878770
1995-10-01	13.06689715203150
1996-01-01	11.52304976621210
1996-04-01	11.16141427398350
1996-07-01	12.29340878848770
1996-10-01	11.05577117616510
1997-01-01	12.92056162848660
1997-04-01	12.06181813158840
1997-07-01	15.04428208031120
1997-10-01	13.42680708131100
1998-01-01	14.48979134350550
1998-04-01	13.70357345782570
1998-07-01	13.48726889541740
1998-10-01	13.74985107909320
1999-01-01	12.89030082249300
1999-04-01	13.46702471297770
1999-07-01	13.09171847725450
1999-10-01	12.54203608008300
2000-01-01	13.00349813009940
2000-04-01	13.19259258205540
2000-07-01	11.14958466150700
2000-10-01	12.14216230157270
2001-01-01	12.36149143892090
2001-04-01	10.83600196287020
2001-07-01	12.62117866802020
2001-10-01	11.64686114894610
2002-01-01	11.69586890303740
2002-04-01	11.20313605849390
2002-07-01	12.07421606278060
2002-10-01	11.76096247453710
2003-01-01	11.87823322164260
2003-04-01	10.23522508905000
2003-07-01	9.56740173781019
2003-10-01	10.86569921283810
2004-01-01	10.20003549729310
2004-04-01	12.28569481209900
2004-07-01	10.07173935352600
2004-10-01	9.38017765538645
2005-01-01	10.37362446541880
2005-04-01	9.99569124230362
2005-07-01	10.49502242771250
2005-10-01	9.95465365751026
2006-01-01	10.99116589929400
2006-04-01	10.22009303345040
2006-07-01	10.46232967907440
2006-10-01	10.05329450177550
2007-01-01	10.82303584988160
2007-04-01	10.52363614135740
2007-07-01	10.24269187033410
2007-10-01	7.78714614951044
2008-01-01	10.04355260356170
2008-04-01	10.02677485717330
2008-07-01	9.82470258101059
2008-10-01	12.26151303498670
2009-01-01	13.27615158570560
2009-04-01	17.94591035374650
2009-07-01	16.19939492281320
2009-10-01	17.60877323275380
2010-01-01	15.75897075240670
2010-04-01	17.01034776815490
2010-07-01	17.55659055808530
2010-10-01	16.56278648326830
2011-01-01	15.37089635700560
2011-04-01	15.01603182867360
2011-07-01	14.73477334278320
2011-10-01	14.66425682485160
2012-01-01	15.42885825974960
2012-04-01	15.94483326892440
2012-07-01	16.17985895261870
2012-10-01	19.17922620819920
2013-01-01	14.61893178136640
2013-04-01	15.43175932556020
2013-07-01	16.09928300234570
2013-10-01	15.50410013275930
2014-01-01	14.49209209991650
2014-04-01	14.49775497577180
2014-07-01	14.86784351471710
2014-10-01	14.43014864835870
2015-01-01	13.42101021791010
2015-04-01	14.24506330324730
2015-07-01	14.78499508735200
2015-10-01	12.18282909786530
2016-01-01	13.46901996449790
2016-04-01	13.11213180408140
2016-07-01	12.77633776680040
2016-10-01	14.22569781533690
2017-01-01	13.34454451787550
2017-04-01	11.83285482105890
2017-07-01	14.03751391174350
2017-10-01	12.87976129627710
2018-01-01	11.25826909830500
2018-04-01	10.94098435297490
2018-07-01	8.53026723128497