Quarter	Billions of US Dollars
1969-10-01	120.940
1970-01-01	122.825
1970-04-01	126.302
1970-07-01	129.512
1970-10-01	140.793
1971-01-01	144.426
1971-04-01	149.751
1971-07-01	153.924
1971-10-01	172.687
1972-01-01	184.750
1972-04-01	196.005
1972-07-01	201.747
1972-10-01	209.363
1973-01-01	240.129
1973-04-01	275.194
1973-07-01	277.784
1973-10-01	263.892
1974-01-01	264.194
1974-04-01	269.815
1974-07-01	282.389
1974-10-01	319.305
1975-01-01	342.497
1975-04-01	366.155
1975-07-01	333.650
1975-10-01	359.007
1976-01-01	351.584
1976-04-01	356.209
1976-07-01	353.073
1976-10-01	368.174
1977-01-01	374.827
1977-04-01	389.390
1977-07-01	402.281
1977-10-01	439.036
1978-01-01	473.826
1978-04-01	491.755
1978-07-01	517.507
1978-10-01	558.994
1979-01-01	555.595
1979-04-01	577.686
1979-07-01	618.434
1979-10-01	659.498
1980-01-01	603.731
1980-04-01	694.514
1980-07-01	694.472
1980-10-01	671.106
1981-01-01	633.060
1981-04-01	561.887
1981-07-01	592.902
1981-10-01	603.587
1982-01-01	567.334
1982-04-01	537.279
1982-07-01	528.821
1982-10-01	588.837
1983-01-01	558.449
1983-04-01	548.938
1983-07-01	536.963
1983-10-01	537.921
1984-01-01	573.861
1984-04-01	553.889
1984-07-01	521.332
1984-10-01	519.380
1985-01-01	533.921
1985-04-01	545.530
1985-07-01	627.198
1985-10-01	697.837
1986-01-01	750.152
1986-04-01	777.577
1986-07-01	826.366
1986-10-01	860.942
1987-01-01	951.151
1987-04-01	954.644
1987-07-01	963.269
1987-10-01	1130.666
1988-01-01	1109.532
1988-04-01	1047.907
1988-07-01	1037.881
1988-10-01	1139.442
1989-01-01	1096.336
1989-04-01	1096.183
1989-07-01	1170.579
1989-10-01	1326.537
1990-01-01	1381.043
1990-04-01	1436.779
1990-07-01	1565.871
1990-10-01	1662.176
1991-01-01	1475.599
1991-04-01	1413.281
1991-07-01	1554.548
1991-10-01	1733.111
1992-01-01	1635.244
1992-04-01	1802.511
1992-07-01	1945.618
1992-10-01	1718.576
1993-01-01	1758.533
1993-04-01	1696.103
1993-07-01	1704.149
1993-10-01	1624.568
1994-01-01	1686.405
1994-04-01	1758.817
1994-07-01	1823.116
1994-10-01	1802.776
1995-01-01	1996.365
1995-04-01	2018.084
1995-07-01	2000.271
1995-10-01	2049.945
1996-01-01	1999.570
1996-04-01	1962.053
1996-07-01	1952.867
1996-10-01	1953.654
1997-01-01	1826.016
1997-04-01	1774.467
1997-07-01	1764.860
1997-10-01	1765.472
1998-01-01	1728.861
1998-04-01	1783.288
1998-07-01	1932.656
1998-10-01	1937.762
1999-01-01	1801.369
1999-04-01	1777.825
1999-07-01	1867.777
1999-10-01	1801.222
2000-01-01	1735.125
2000-04-01	1781.241
2000-07-01	1682.246
2000-10-01	1822.202
2001-01-01	1769.383
2001-04-01	1740.373
2001-07-01	1901.316
2001-10-01	1860.954
2002-01-01	1861.330
2002-04-01	2143.400
2002-07-01	2128.488
2002-10-01	2289.576
2003-01-01	2411.392
2003-04-01	2550.275
2003-07-01	2609.264
2003-10-01	2823.443
2004-01-01	2764.106
2004-04-01	2810.134
2004-07-01	2908.500
2004-10-01	3233.518
2005-01-01	3104.357
2005-04-01	2968.012
2005-07-01	2990.428
2005-10-01	2984.860
2006-01-01	3109.741
2006-04-01	3342.625
2006-07-01	3380.749
2006-10-01	3587.367
2007-01-01	3689.294
2007-04-01	3842.591
2007-07-01	4105.690
2007-10-01	4310.735
2008-01-01	4702.748
2008-04-01	4815.188
2008-07-01	4458.520
2008-10-01	4370.927
2009-01-01	4205.100
2009-04-01	4488.095
2009-07-01	4656.474
2009-10-01	4613.744
2010-01-01	4334.002
2010-04-01	3965.689
2010-07-01	4443.879
2010-10-01	4417.250
2011-01-01	4750.429
2011-04-01	4941.747
2011-07-01	4705.089
2011-10-01	4571.449
2012-01-01	4789.919
2012-04-01	4582.154
2012-07-01	4723.604
2012-10-01	4843.110
2013-01-01	4712.034
2013-04-01	4796.404
2013-07-01	4979.387
2013-10-01	5090.946
2014-01-01	5146.976
2014-04-01	5174.725
2014-07-01	4828.871
2014-10-01	4705.379
2015-01-01	4236.923
2015-04-01	4424.716
2015-07-01	4455.646
2015-10-01	4384.161
2016-01-01	4612.808
2016-04-01	4577.416
2016-07-01	4644.064
2016-10-01	4435.692
2017-01-01	4577.093
2017-04-01	4923.329
2017-07-01	5149.921
2017-10-01	5285.403
2018-01-01	5473.642