Quarterly Percent Change
1987-04-01 5.679892219662430
1987-07-01 10.749197176078700
1987-10-01 14.558856592503500
1988-01-01 16.944845668586000
1988-04-01 17.939657523334600
1988-07-01 18.136147717174900
1988-10-01 17.828109168297700
1989-01-01 17.232131078244500
1989-04-01 16.975113342112000
1989-07-01 16.457409170964600
1989-10-01 15.802408159209500
1990-01-01 15.088753667199200
1990-04-01 16.635879883925100
1990-07-01 17.285616459080300
1990-10-01 17.315118491715100
1991-01-01 16.956193017477400
1991-04-01 14.749222564925000
1991-07-01 13.072461989551100
1991-10-01 11.754837265407200
1992-01-01 10.691738016272500
1992-04-01 10.811019114631900
1992-07-01 10.795873469198600
1992-10-01 10.682238756113900
1993-01-01 10.499018478003500
1993-04-01 12.791329256656800
1993-07-01 14.257483632981400
1993-10-01 15.031190350075000
1994-01-01 15.286292574597400
1994-04-01 12.261696819761500
1994-07-01 10.033677615630800
1994-10-01 8.311029864542160
1995-01-01 6.927573697744380
1995-04-01 14.550530824579500
1995-07-01 19.748758442091700
1995-10-01 22.376211482776100
1996-01-01 23.093210124893800
1996-04-01 24.674979451596300
1996-07-01 24.535162118237400
1996-10-01 23.510532650036700
1997-01-01 22.119305075050700
1997-04-01 15.060793017555100
1997-07-01 10.436848554899300
1997-10-01 7.048621103261820
1998-01-01 4.340765156444890
1998-04-01 14.135362867196000
1998-07-01 21.124516946784200
1998-10-01 24.655865867417600
1999-01-01 25.567509632120800
1999-04-01 17.575304976835800
1999-07-01 12.578360161025300
1999-10-01 9.067989709487980
2000-01-01 6.384088730131740
2000-04-01 7.332385125375750
2000-07-01 5.269300998069790
2000-10-01 4.066748042012680
2001-01-01 4.318686221639500
2001-04-01 39.732973691976100
2001-07-01 5.571888976739740
2001-10-01 6.391085249508730
2002-01-01 5.453814949369070
2002-04-01 5.401657818573490
2002-07-01 5.957077861462490
2002-10-01 5.734724932024280
2003-01-01 5.774449890898450
2003-04-01 5.273578810248440
2003-07-01 3.793115523815000
2003-10-01 3.390213803979430
2004-01-01 3.275515807037020
2004-04-01 2.141412948431360
2004-07-01 1.622405853245960
2004-10-01 1.217314198013860
2005-01-01 0.650085468730805
2005-04-01 0.537088503660703
2005-07-01 0.253507002795920
2005-10-01 0.180228752991105
2006-01-01 0.190849542627110
2006-04-01 0.283308032036425
2006-07-01 0.584755336411630
2006-10-01 0.449405721987955