Quarter	Growth rate same period previous year
1991-01-01	2.42614292787588000
1991-04-01	2.32229202986745000
1991-07-01	2.47757368645877000
1991-10-01	2.83516913250344000
1992-01-01	2.84885594585886000
1992-04-01	2.85787764811779000
1992-07-01	2.95636002180395000
1992-10-01	2.23729243250096000
1993-01-01	1.98972237889327000
1993-04-01	1.46268283535442000
1993-07-01	0.89071599862967300
1993-10-01	0.65402020953442700
1994-01-01	0.32259055577746900
1994-04-01	0.21562345983242700
1994-07-01	0.13891032566752600
1994-10-01	0.38185569550087700
1995-01-01	0.45323696943709900
1995-04-01	0.69158418884859500
1995-07-01	0.97102342786684700
1995-10-01	1.08598950823698000
1996-01-01	1.24992378513506000
1996-04-01	1.41335205592355000
1996-07-01	1.32498855136620000
1996-10-01	0.64944918211887300
1997-01-01	0.15355895459472800
1997-04-01	0.18060321473724300
1997-07-01	0.00903913947392109
1997-10-01	-0.08744157997888380
1998-01-01	-0.07515858461354630
1998-04-01	-0.15023135628870800
1998-07-01	-0.13557483731020000
1998-10-01	-0.28971511347174100
1999-01-01	-0.78825440760574600
1999-04-01	-0.70714973519499500
1999-07-01	-0.86885691012761800
1999-10-01	-0.79297820823245900
2000-01-01	-0.50642891800095500
2000-04-01	-0.71521653483648200
2000-07-01	-0.24346449983261200
2000-10-01	-0.10067728354385000
2001-01-01	0.01219177664663020
2001-04-01	0.56164341747809800
2001-07-01	0.52777693035175200
2001-10-01	0.29622843182166000
2002-01-01	0.62170481211716100
2002-04-01	0.48565791470631600
2002-07-01	0.32774945375091500
2002-10-01	0.42932829912915700
2003-01-01	-0.02725868491988680
2003-04-01	-0.57091073855912800
2003-07-01	-0.69872958257715600
2003-10-01	-0.55179941181820900
2004-01-01	-0.69680077556956300
2004-04-01	-0.64406367723902200
2004-07-01	-0.29851655548444700
2004-10-01	-0.58229932014267500
2005-01-01	-0.78406248093232800
2005-04-01	-0.71550880626223400
2005-07-01	-1.27402156976569000
2005-10-01	-1.07942348972708000
2006-01-01	-0.83638264506010500
2006-04-01	-0.83461656914075600
2006-07-01	-0.98409358172927600
2006-10-01	-1.75460350920701000
2007-01-01	-1.87602716363300000
2007-04-01	-1.62737973228981000
2007-07-01	-1.56582072759096000
2007-10-01	-1.19588539694560000
2008-01-01	-1.14713689799014000
2008-04-01	-1.55643251775850000
2008-07-01	-1.38752182886172000
2008-10-01	-1.56165171015235000
2009-01-01	-1.49291902432787000
2009-04-01	-1.41427746776986000
2009-07-01	-1.34264923691159000
2009-10-01	-1.37555151829741000
2010-01-01	-1.19101707016289000
2010-04-01	-0.93035359942748100
2010-07-01	-0.75062824320353400
2010-10-01	-0.50657894736840900
2011-01-01	-1.23821722994057000
2011-04-01	-0.95222459366278600
2011-07-01	-1.15747591332082000
2011-10-01	-0.71745024135423800
2012-01-01	-0.11306950448951200
2012-04-01	0.25857782197913100
2012-07-01	0.41584883063306500
2012-10-01	0.13653468313961700
2013-01-01	0.23638300705819300
2013-04-01	-0.23807161987897600
2013-07-01	-0.59302941956003300
2013-10-01	-0.52544063851014100
2014-01-01	-0.39525691699604800
2014-04-01	-0.47396506579164600
2014-07-01	-0.03332777870355680
2014-10-01	-0.41789248462155500
2015-01-01	-0.76030412164866400
2015-04-01	0.17983215665377000
2015-07-01	0.48341390231707700
2015-10-01	0.77886326249705500
2016-01-01	1.23655913978494000
2016-04-01	1.22332291735922000
2016-07-01	1.18115461181153000
2016-10-01	0.37975948565908500
2017-01-01	0.06638343069571320
2017-04-01	0.06239737274221530
2017-07-01	0.50170514165791100
2017-10-01	0.45796966780605400
2018-01-01	0.66671089292821400
2018-04-01	0.74173750369228300
2018-07-01	0.87767953277432800