Quarter	Growth rate same period previous year
1968-01-01	-0.5721551176096870
1968-04-01	15.2737752161383000
1968-07-01	25.0241235123834000
1968-10-01	37.3413493653974000
1969-01-01	38.4590792838875000
1969-04-01	27.3333333333333000
1969-07-01	18.7805505531258000
1969-10-01	16.2451361867704000
1970-01-01	15.3313322558301000
1970-04-01	5.8246073298429400
1970-07-01	4.0285899935022700
1970-10-01	-5.2301255230125400
1971-01-01	-13.2932932932933000
1971-04-01	-11.3997113997114000
1971-07-01	-13.4707474495107000
1971-10-01	-9.5584988962472500
1972-01-01	-2.0549526668206000
1972-04-01	0.8143322475570060
1972-07-01	7.7237728585178400
1972-10-01	14.4251891628021000
1973-01-01	20.7449316360207000
1973-04-01	24.3711054696515000
1973-07-01	24.8157248157248000
1973-10-01	7.0179180887371800
1974-01-01	-2.3818820773135600
1974-04-01	-7.1070699573204700
1974-07-01	-26.2526843235504000
1974-10-01	-29.0811241777955000
1975-01-01	-20.1800000000000000
1975-04-01	-12.3651618058330000
1975-07-01	-5.6782334384858000
1975-10-01	14.3057897695334000
1976-01-01	10.4986218992734000
1976-04-01	-1.4816503305219700
1976-07-01	19.3979933110368000
1976-10-01	7.8927956724858600
1977-01-01	-4.6031746031746200
1977-04-01	-4.4886626561777000
1977-07-01	-19.6293902176255000
1977-10-01	-17.5250683682771000
1978-01-01	-10.5538388400285000
1978-04-01	-2.4709302325581400
1978-07-01	10.4289544235925000
1978-10-01	11.6883116883117000
1979-01-01	9.0884932234919200
1979-04-01	5.0670640834575200
1979-07-01	7.4289876183539500
1979-10-01	15.4379020286987000
1980-01-01	16.0779537149817000
1980-04-01	25.0827423167849000
1980-07-01	30.4632768361582000
1980-10-01	43.9777111015860000
1981-01-01	54.8163693599161000
1981-04-01	59.0436590436590000
1981-07-01	42.8200242508228000
1981-10-01	19.7975587972611000
1982-01-01	16.1854412362749000
1982-04-01	-6.5834818775995100
1982-07-01	-6.9011522134627100
1982-10-01	-9.8161033797216900
1983-01-01	-8.2254112705635400
1983-04-01	20.9769749395751000
1983-07-01	45.5054715997916000
1983-10-01	78.3411408101406000
1984-01-01	92.8426137808289000
1984-04-01	58.0336487907466000
1984-07-01	26.0094905542125000
1984-10-01	15.2966625463535000
1985-01-01	3.6917397323488800
1985-04-01	11.0652738039790000
1985-07-01	32.0164842972858000
1985-10-01	25.0737067810239000
1986-01-01	40.3522156526162000
1986-04-01	59.4955667385574000
1986-07-01	78.0409041980624000
1986-10-01	122.3186542376510000
1987-01-01	57.5738358398261000
1987-04-01	20.7339518461481000
1987-07-01	12.8990326481257000
1987-10-01	-42.1056436454769000
1988-01-01	-45.0181107342034000
1988-04-01	-37.5696108017298000
1988-07-01	-46.3142956596246000
1988-10-01	-21.1821019771072000
1989-01-01	0.0993412109171026
1989-04-01	-5.7158518961478900
1989-07-01	10.6034912718204000
1989-10-01	10.5724545838614000
1990-01-01	-0.5233742491512270
1990-04-01	-5.3942917547568900
1990-07-01	-21.9196428571429000
1990-10-01	-36.1567484955583000
1991-01-01	-32.9964084684533000
1991-04-01	-20.9800328502631000
1991-07-01	-19.9831361066352000
1991-10-01	8.7525715354404100
1992-01-01	15.0963505136866000
1992-04-01	5.6263742479196000
1992-07-01	10.3911945146157000
1992-10-01	1.7238177128117200
1993-01-01	8.1527326701663400
1993-04-01	11.1486690004619000
1993-07-01	27.7292133876441000
1993-10-01	47.0709557008676000
1994-01-01	49.5256382007617000
1994-04-01	32.8722411249285000
1994-07-01	11.2480676501602000
1994-10-01	-2.8994436525817500
1995-01-01	-13.6476165615500000
1995-04-01	-0.4899361406084900
1995-07-01	1.7673421309333200
1995-10-01	6.1595575422380600
1996-01-01	8.6606955665313000
1996-04-01	0.6663326653306520
1996-07-01	3.2499446134926100
1996-10-01	9.6256779902940300
1997-01-01	10.4544516337464000
1997-04-01	10.6577143555196000
1997-07-01	15.7964801345239000
1997-10-01	2.9079797535927700
1998-01-01	-4.1675976291938900
1998-04-01	-9.8254551699042000
1998-07-01	-26.3468389087636000
1998-10-01	-18.3287930127828000
1999-01-01	-3.0495714322049100
1999-04-01	4.0716760070370300
1999-07-01	17.0170051960321000
1999-10-01	11.4304663974981000
2000-01-01	-2.3973800654109100
2000-04-01	-4.6190442996061700
2000-07-01	-1.7937141026822300
2000-10-01	-10.4169472527186000
2001-01-01	-4.6674879605779000
2001-04-01	0.1904753204278980
2001-07-01	-4.4652151962076300
2001-10-01	3.8647694426662100
2002-01-01	6.0736069471725400
2002-04-01	3.4265967001454700
2002-07-01	3.4322459955571100
2002-10-01	0.9361940559848630
2003-01-01	-4.4557459985558000
2003-04-01	-1.5763095138390100
2003-07-01	7.1557758043804400
2003-10-01	14.8679280196142000
2004-01-01	19.5100916665507000
2004-04-01	18.6391261314117000
2004-07-01	16.5665217941686000
2004-10-01	16.3481132455399000
2005-01-01	18.9780059049237000
2005-04-01	9.7017376302845300
2005-07-01	13.5228469761195000
2005-10-01	4.8438235538448600
2006-01-01	-0.8099991195661640
2006-04-01	9.4841380449482400
2006-07-01	-2.8459095431239000
2006-10-01	7.0479171206148400
2007-01-01	14.0412186085350000
2007-04-01	11.3109045077665000
2007-07-01	12.5907910845042000
2007-10-01	3.6783799954355700
2008-01-01	-15.5347166569615000
2008-04-01	-21.6437149335449000
2008-07-01	-25.5523327843286000
2008-10-01	-36.3226671981390000
2009-01-01	-31.1312093650279000
2009-04-01	-25.7014464969117000
2009-07-01	-12.3568360422728000
2009-10-01	6.8558295105247700
2010-01-01	12.9407450356561000
2010-04-01	7.5347880704443300
2010-07-01	-3.9775544942389700
2010-10-01	-0.9950074756712640
2011-01-01	1.1311879667576300
2011-04-01	7.0406653676842000
2011-07-01	5.9312886175835700
2011-10-01	-2.8326547914477100
2012-01-01	-2.2448802499132300
2012-04-01	-1.6669335333428800
2012-07-01	5.9777930040935400
2012-10-01	17.9844672371405000
2013-01-01	22.1259087640809000
2013-04-01	23.3517307576939000
2013-07-01	21.3754631433237000
2013-10-01	16.7752844476285000
2014-01-01	13.1939220154312000
2014-04-01	10.1934614275640000
2014-07-01	8.0123061373616200
2014-10-01	8.1493111330270200
2015-01-01	11.2996490732387000
2015-04-01	8.1376653510043900
2015-07-01	6.4604033168208900
2015-10-01	5.7498642820980600
2016-01-01	4.3960133273715700
2016-04-01	14.0246693312576000
2016-07-01	22.4404106151804000
2016-10-01	11.7313022186717000
2017-01-01	9.2267349002746900
2017-04-01	4.0409179697487300
2017-07-01	2.9146274622029800
2017-10-01	13.4767278584261000
2018-01-01	13.4204434774909000
2018-04-01	13.0538742630778000
2018-07-01	13.5983805896991000