Quarter	US Dollars, Sum Over Component Sub-periods, Seasonally Adjusted
1997-01-01	181220365714.203
1997-04-01	181213419922.712
1997-07-01	178427683893.149
1997-10-01	187677591607.663
1998-01-01	186727546561.323
1998-04-01	189000258227.146
1998-07-01	188515911162.918
1998-10-01	197080570812.499
1999-01-01	190401107535.733
1999-04-01	188062209384.247
1999-07-01	202204278523.490
1999-10-01	214620653866.113
2000-01-01	216190147102.379
2000-04-01	219358423608.517
2000-07-01	226401180829.593
2000-10-01	233136919598.864
2001-01-01	227964939258.804
2001-04-01	213988873678.385
2001-07-01	214329777434.404
2001-10-01	205051352481.041
2002-01-01	202790602536.380
2002-04-01	217458157071.915
2002-07-01	228873331803.128
2002-10-01	235911228198.886
2003-01-01	258595813204.509
2003-04-01	263066525311.423
2003-07-01	257681888109.264
2003-10-01	281770585435.507
2004-01-01	298559819977.497
2004-04-01	307388212606.966
2004-07-01	325103113791.979
2004-10-01	351039768556.501
2005-01-01	357046258681.693
2005-04-01	361386861313.869
2005-07-01	369771951219.512
2005-10-01	379550428163.654
2006-01-01	408898556535.686
2006-04-01	435984750094.264
2006-07-01	443535284870.629
2006-10-01	461314816407.258
2007-01-01	471707455641.989
2007-04-01	491179563224.589
2007-07-01	510441338221.815
2007-10-01	554637009129.112
2008-01-01	597017079504.595
2008-04-01	639286644103.098
2008-07-01	624165250424.873
2008-10-01	497412660887.838
2009-01-01	422647556268.702
2009-04-01	417704039945.529
2009-07-01	446544128164.783
2009-10-01	486853556485.356
2010-01-01	485067343173.432
2010-04-01	490077936380.194
2010-07-01	514452246585.965
2010-10-01	558353164728.770
2011-01-01	596305883425.238
2011-04-01	632317213586.644
2011-07-01	627976655527.839
2011-10-01	602452169226.624
2012-01-01	586732383283.791
2012-04-01	583891429792.691
2012-07-01	573294681960.375
2012-10-01	574792784218.723