Quarter	Percent Change
1970-04-01	0.5836872869933100
1970-07-01	1.1606002047902000
1970-10-01	1.7209273599314400
1971-01-01	2.2557499944163500
1971-04-01	1.9240683667571100
1971-07-01	1.6111487196977500
1971-10-01	1.3133900320345900
1972-01-01	1.0276801368581000
1972-04-01	1.2731822312215000
1972-07-01	1.5099140346561300
1972-10-01	1.7364334919843800
1973-01-01	1.9515252188513900
1973-04-01	2.6863353073504200
1973-07-01	3.3680245460436400
1973-10-01	3.9857488313325400
1974-01-01	4.5325566937341000
1974-04-01	6.3054542175299000
1974-07-01	7.7840638360354500
1974-10-01	8.9407264278235300
1975-01-01	9.7847216609611700
1975-04-01	7.4073812051961200
1975-07-01	5.4950769333834800
1975-10-01	3.8803941647518500
1976-01-01	2.4566151826323700
1976-04-01	2.5594811214657200
1976-07-01	2.6533379085464700
1976-10-01	2.7384100809969100
1977-01-01	2.8149788125216000
1977-04-01	2.4996145945846000
1977-07-01	2.2061759541761600
1977-10-01	1.9310910867024500
1978-01-01	1.6713524257578500
1978-04-01	1.9980147993255900
1978-07-01	2.3060764436342400
1978-10-01	2.5934693381144500
1979-01-01	2.8587037867625000
1979-04-01	4.4145465715295500
1979-07-01	5.7940585879750800
1979-10-01	6.9571141181782600
1980-01-01	7.8886709262004600
1980-04-01	6.0572074326722000
1980-07-01	4.5282661850409300
1980-10-01	3.2003478182006600
1981-01-01	2.0044490078844800
1981-04-01	1.9050862866080300
1981-07-01	1.8106183768084300
1981-10-01	1.7206117541308800
1982-01-01	1.6346790547494000
1982-04-01	1.4020747523425400
1982-07-01	1.1792287482296600
1982-10-01	0.9643966459828200
1983-01-01	0.7560172542310720
1983-04-01	0.8964362008526070
1983-07-01	0.9349385461024000
1983-10-01	1.1890739401002800
1984-01-01	1.5979870232007900
1984-04-01	1.8235572314367600
1984-07-01	1.0807743040868300
1984-10-01	0.1704763031099030
1985-01-01	0.3108115767803040
1985-04-01	0.6455941302235010
1985-07-01	0.7224314234127100
1985-10-01	0.4691189101577090
1986-01-01	-0.2769969783935530
1986-04-01	-0.3683228662678530
1986-07-01	0.0577242293909907
1986-10-01	0.0385769244476101
1987-01-01	-0.5183826039661930
1987-04-01	-0.7795134708002870
1987-07-01	0.1864383031258000
1987-10-01	1.8732709165660600
1988-01-01	3.2523904939684100
1988-04-01	2.8630075867723800
1988-07-01	1.0527722487492700
1988-10-01	0.7523348355273930
1989-01-01	2.3339608728818800
1989-04-01	3.1577851022759800
1989-07-01	2.8618077240782700
1989-10-01	2.2224691302571400
1990-01-01	1.9044024206893200
1990-04-01	2.9388432844506000
1990-07-01	3.8742626963338500
1990-10-01	2.3643770321945800
1991-01-01	0.6419163315149490
1991-04-01	2.0220454238058600
1991-07-01	2.7806255239839200
1991-10-01	1.2326641014885000
1992-01-01	0.8037295980909500
1992-04-01	1.4381351089454600
1992-07-01	2.2324233705538000
1992-10-01	1.2912015875227500
1993-01-01	-0.5577770843925470
1993-04-01	0.1786348917185680
1993-07-01	1.7778313193649300
1993-10-01	0.8166981833262000
1994-01-01	-1.5493367114527200
1994-04-01	-1.7024550811629000
1994-07-01	-0.4371497242701530
1994-10-01	0.2689600405320480
1995-01-01	0.7878603175373140
1995-04-01	-0.0176817200779257
1995-07-01	-0.5639304313494010
1995-10-01	-0.4099198857761590
1996-01-01	-1.1505055975304600
1996-04-01	-0.3676548559169180
1996-07-01	1.4536439585031500
1996-10-01	0.6778942087469810
1997-01-01	-0.6810686150385300
1997-04-01	0.3025447774017230
1997-07-01	0.5224448022290330
1997-10-01	-0.2703451073590500
1998-01-01	0.5146274099708580
1998-04-01	1.2939855415098200
1998-07-01	0.5645152371144460
1998-10-01	0.0697697213075374
1999-01-01	0.4963834470518790
1999-04-01	0.5781419773678240
1999-07-01	0.6474201739706280
1999-10-01	1.0199281794533900
2000-01-01	0.5204678382820900
2000-04-01	-0.2633525630128370
2000-07-01	0.3245941324900370
2000-10-01	1.1502775603788400
2001-01-01	1.4418625371632900
2001-04-01	1.2456227536155800
2001-07-01	0.7244881807956760
2001-10-01	-0.3463240341430140
2002-01-01	-0.4770823111050410
2002-04-01	1.0917256659714300
2002-07-01	0.5042962042329490
2002-10-01	-0.4127339766650570
2003-01-01	0.2356854748518720
2003-04-01	0.2678111459486060
2003-07-01	0.6575921205444990
2003-10-01	0.8161384929959980
2004-01-01	-0.7591097031646620
2004-04-01	-1.6425612335515700
2004-07-01	-0.1849259717698210
2004-10-01	0.5682088117560270
2005-01-01	0.1531091249716950
2005-04-01	0.2981182371246650
2005-07-01	-0.2336603464193870
2005-10-01	-0.0152514126533442
2006-01-01	0.5645960991210590
2006-04-01	-0.0428876199293268
2006-07-01	0.3745068169758110
2006-10-01	0.4446807452392980
2007-01-01	0.2974059059944620
2007-04-01	1.1312115421208100
2007-07-01	1.0432045411280000
2007-10-01	1.1731698381630700
2008-01-01	1.4634689915137800
2008-04-01	1.1750963256355200
2008-07-01	1.7148946964260400
2008-10-01	2.1676439465314700
2009-01-01	2.0254919617454700
2009-04-01	1.3988274160210100
2009-07-01	-0.2441652853056900
2009-10-01	0.1046105823083020
2010-01-01	1.5192158925236600
2010-04-01	0.0770958612521757
2010-07-01	-0.6013734305944760
2010-10-01	-0.2083316884843090
2011-01-01	-0.9274741376586860