Quarter	Percent Change
1970-04-01	0.6400552199009590000
1970-07-01	1.2719692129867000000
1970-10-01	1.8839900075933800000
1971-01-01	2.4655362711743600000
1971-04-01	2.5275280697183800000
1971-07-01	2.5835460770835500000
1971-10-01	2.6338269802429300000
1972-01-01	2.6786237299607700000
1972-04-01	2.1149112957877300000
1972-07-01	1.5875029846816100000
1972-10-01	1.0866463179211700000
1973-01-01	0.6040337090998320000
1973-04-01	1.3124529652374200000
1973-07-01	1.9982724334137200000
1973-10-01	2.6481763066803600000
1974-01-01	3.2511330750376400000
1974-04-01	5.9049928836994200000
1974-07-01	8.1782954484929200000
1974-10-01	9.9658118516883200000
1975-01-01	11.2504135288942000000
1975-04-01	7.9849903623640000000
1975-07-01	5.4241677784820800000
1975-10-01	3.2760972706988800000
1976-01-01	1.3624692669685300000
1976-04-01	1.5973772292884600000
1976-07-01	1.8215025958218400000
1976-10-01	2.0336990743673300000
1977-01-01	2.2330668698673800000
1977-04-01	2.5881936681399300000
1977-07-01	2.9166096218514800000
1977-10-01	3.2165099765196200000
1978-01-01	3.4869089099792700000
1978-04-01	3.4193547172907700000
1978-07-01	3.3545840417088500000
1978-10-01	3.2924204715867900000
1979-01-01	3.2327026129014400000
1979-04-01	4.2529459719721100000
1979-07-01	5.1551737367538300000
1979-10-01	5.9254319371548100000
1980-01-01	6.5597274894763900000
1980-04-01	5.3586376147989800000
1980-07-01	4.3293641493154900000
1980-10-01	3.4243819763589200000
1981-01-01	2.6096900263758200000
1981-04-01	2.1605306393231400000
1981-07-01	1.7401475640860900000
1981-10-01	1.3421016648928600000
1982-01-01	0.9609224051669200000
1982-04-01	0.7741250691747070000
1982-07-01	0.5918915863466440000
1982-10-01	0.4131592939678920000
1983-01-01	0.2369308422345190000
1983-04-01	0.0390723981050213000
1983-07-01	-0.1140655185732710000
1983-10-01	-0.4243271205879400000
1984-01-01	-0.3571886457163980000
1984-04-01	-0.0632698692289403000
1984-07-01	0.7343555052413410000
1984-10-01	1.8641171045020200000
1985-01-01	1.7835598545968000000
1985-04-01	1.9876193860541300000
1985-07-01	2.4716642719288100000
1985-10-01	1.7053165967305900000
1986-01-01	1.2830242104221100000
1986-04-01	1.3014512671583200000
1986-07-01	0.3520608466570250000
1986-10-01	0.1653653223956850000
1987-01-01	1.3411262241181500000
1987-04-01	1.2726565899472300000
1987-07-01	0.8460058202188370000
1987-10-01	0.7179987252870530000
1988-01-01	0.2095360486891830000
1988-04-01	0.3176402876110860000
1988-07-01	0.9209366988746320000
1988-10-01	0.7994459190280420000
1989-01-01	0.2636128231326810000
1989-04-01	0.9177889021254890000
1989-07-01	2.0552355817456200000
1989-10-01	2.3944854809331300000
1990-01-01	2.0739648655678900000
1990-04-01	1.7023658627726200000
1990-07-01	1.1151470286846800000
1990-10-01	0.7897890953031140000
1991-01-01	1.1662673041575200000
1991-04-01	0.9750267557009830000
1991-07-01	-0.1897762454417330000
1991-10-01	-0.1172643400926630000
1992-01-01	1.5648332534071000000
1992-04-01	1.1766293438577600000
1992-07-01	-0.2228471561588330000
1992-10-01	-0.1177379783541760000
1993-01-01	0.0310387895379939000
1993-04-01	0.5291699825734420000
1993-07-01	1.4141893793409600000
1993-10-01	0.0764778440795171000
1994-01-01	-1.8983761235646500000
1994-04-01	-1.3756329749635000000
1994-07-01	-0.5086466501639850000
1994-10-01	-0.1176811491401710000
1995-01-01	0.5628327048372400000
1995-04-01	0.5220601888371120000
1995-07-01	0.4641860934900400000
1995-10-01	0.4308840947612230000
1996-01-01	0.2179700187260000000
1996-04-01	0.2119802886994480000
1996-07-01	-0.2132652602665790000
1996-10-01	-0.2516151600576760000
1997-01-01	0.5931601172915050000
1997-04-01	1.0104382275761100000
1997-07-01	1.4500000291446100000
1997-10-01	1.6271656951003900000
1998-01-01	1.4063860144745200000
1998-04-01	1.9685822044085200000
1998-07-01	1.8479084172526100000
1998-10-01	1.3157530466954400000
1999-01-01	0.4091749674323860000
1999-04-01	-1.4230611526252400000
1999-07-01	-1.8040512999897400000
1999-10-01	-1.0059143026081700000
2000-01-01	-0.1336730964205670000
2000-04-01	1.0423782565078500000
2000-07-01	1.3751099583856600000
2000-10-01	0.7099435011744330000
2001-01-01	0.2337314429160790000
2001-04-01	-0.1305481638016720000
2001-07-01	-0.3661235462544250000
2001-10-01	0.0653564667042548000
2002-01-01	0.6908143883216090000
2002-04-01	0.9248367600858580000
2002-07-01	0.9112032459563360000
2002-10-01	0.6316670666794630000
2003-01-01	0.0962474292383965000
2003-04-01	-0.0291903173257003000
2003-07-01	-0.2883540495712710000
2003-10-01	-0.5967206691042670000
2004-01-01	-0.3301615608314580000
2004-04-01	-0.0707373167389951000
2004-07-01	-0.3904430788122950000
2004-10-01	-0.0470515642432666000
2005-01-01	0.6202274825370740000
2005-04-01	-0.2261092875006830000
2005-07-01	-0.0000970227337236288
2005-10-01	0.5793386038556800000
2006-01-01	0.3842806243215400000
2006-04-01	0.8780005810129110000
2006-07-01	0.9240311188637810000
2006-10-01	0.3404257471350670000
2007-01-01	-0.4241281576617830000
2007-04-01	0.0380794649965252000
2007-07-01	0.8297781677902330000
2007-10-01	0.3617278161307210000
2008-01-01	0.2504790933207920000
2008-04-01	0.6072767849953530000
2008-07-01	1.1245393125743100000
2008-10-01	2.0347748779823800000
2009-01-01	2.3133399389575100000
2009-04-01	2.1339173141330700000
2009-07-01	2.1593340298716500000
2009-10-01	1.6202050934032300000
2010-01-01	0.5261537065416100000
2010-04-01	0.0186482245593622000
2010-07-01	0.3080978488189230000
2010-10-01	0.7330233440689860000
2011-01-01	0.9135346613454500000