Quarter	Billions of US Dollars
1962-10-01	0.607
1963-01-01	0.667
1963-04-01	0.722
1963-07-01	0.769
1963-10-01	0.759
1964-01-01	0.790
1964-04-01	0.427
1964-07-01	0.447
1964-10-01	0.446
1965-01-01	0.457
1965-04-01	0.479
1965-07-01	0.497
1965-10-01	0.569
1966-01-01	0.608
1966-04-01	0.683
1966-07-01	0.755
1966-10-01	0.812
1967-01-01	0.891
1967-04-01	1.044
1967-07-01	1.243
1967-10-01	1.370
1968-01-01	1.466
1968-04-01	1.612
1968-07-01	1.896
1968-10-01	2.172
1969-01-01	2.472
1969-04-01	2.854
1969-07-01	3.192
1969-10-01	3.230
1970-01-01	3.288
1970-04-01	3.474
1970-07-01	3.725
1970-10-01	4.000
1971-01-01	4.221
1971-04-01	3.910
1971-07-01	4.254
1971-10-01	4.413
1972-01-01	4.497
1972-04-01	4.652
1972-07-01	5.012
1972-10-01	5.131
1973-01-01	5.474
1973-04-01	5.887
1973-07-01	6.358
1973-10-01	6.821
1974-01-01	7.498
1974-04-01	8.277
1974-07-01	9.287
1974-10-01	8.351
1975-01-01	8.419
1975-04-01	8.906
1975-07-01	9.539
1975-10-01	9.896
1976-01-01	10.654
1976-04-01	11.207
1976-07-01	12.211
1976-10-01	12.828
1977-01-01	13.514
1977-04-01	14.371
1977-07-01	15.795
1977-10-01	16.603
1978-01-01	18.396
1978-04-01	20.548
1978-07-01	22.192
1978-10-01	24.075
1979-01-01	26.085
1979-04-01	28.094
1979-07-01	31.297
1979-10-01	34.075
1980-01-01	32.333
1980-04-01	34.140
1980-07-01	36.072
1980-10-01	37.279
1981-01-01	38.804
1981-04-01	41.427
1981-07-01	44.332
1981-10-01	46.960
1982-01-01	48.469
1982-04-01	48.903
1982-07-01	52.115
1982-10-01	56.725
1983-01-01	58.772
1983-04-01	60.990
1983-07-01	61.923
1983-10-01	64.262
1984-01-01	67.439
1984-04-01	69.705
1984-07-01	71.910
1984-10-01	74.091
1985-01-01	75.758
1985-04-01	78.357
1985-07-01	81.013
1985-10-01	82.713
1986-01-01	85.504
1986-04-01	89.677
1986-07-01	92.806
1986-10-01	97.964
1987-01-01	101.875
1987-04-01	111.221
1987-07-01	115.407
1987-10-01	120.021
1988-01-01	129.557
1988-04-01	140.546
1988-07-01	146.696
1988-10-01	158.572
1989-01-01	170.793
1989-04-01	187.500
1989-07-01	198.242
1989-10-01	205.795
1990-01-01	207.916
1990-04-01	216.662
1990-07-01	230.372
1990-10-01	249.331
1991-01-01	264.141
1991-04-01	281.114
1991-07-01	274.636
1991-10-01	298.406
1992-01-01	306.914
1992-04-01	314.524
1992-07-01	330.477
1992-10-01	346.237
1993-01-01	357.655
1993-04-01	369.804
1993-07-01	387.917
1993-10-01	398.337
1994-01-01	420.558
1994-04-01	450.752
1994-07-01	481.779
1994-10-01	503.504
1995-01-01	538.467
1995-04-01	575.956
1995-07-01	599.441
1995-10-01	621.432
1996-01-01	643.793
1996-04-01	653.742
1996-07-01	677.454
1996-10-01	677.264
1997-01-01	673.280
1997-04-01	711.718
1997-07-01	720.349
1997-10-01	411.522
1998-01-01	512.281
1998-04-01	514.278
1998-07-01	513.141
1998-10-01	584.028
1999-01-01	594.533
1999-04-01	605.861
1999-07-01	576.105
1999-10-01	595.057
2000-01-01	601.798
2000-04-01	592.646
2000-07-01	601.768
2000-10-01	523.720
2001-01-01	499.958
2001-04-01	518.387
2001-07-01	534.464
2001-10-01	518.835
2002-01-01	544.787
2002-04-01	620.853
2002-07-01	634.979
2002-10-01	685.678
2003-01-01	668.407
2003-04-01	705.870
2003-07-01	741.646
2003-10-01	721.569
2004-01-01	767.614
2004-04-01	770.001
2004-07-01	781.073
2004-10-01	865.069
2005-01-01	889.672
2005-04-01	907.591
2005-07-01	910.851
2005-10-01	967.955
2006-01-01	1024.830
2006-04-01	1100.101
2006-07-01	1145.246
2006-10-01	1209.558
2007-01-01	1227.033
2007-04-01	1290.876
2007-07-01	1340.703
2007-10-01	1353.729
2008-01-01	1333.209
2008-04-01	1314.435
2008-07-01	1187.621
2008-10-01	1102.509
2009-01-01	1077.520
2009-04-01	1176.429
2009-07-01	1292.799
2009-10-01	1324.329
2010-01-01	1372.628
2010-04-01	1295.759
2010-07-01	1410.375
2010-10-01	1424.968
2011-01-01	1480.687
2011-04-01	1539.506
2011-07-01	1432.643
2011-10-01	1464.618
2012-01-01	1508.209
2012-04-01	1511.996
2012-07-01	1563.634
2012-10-01	1622.638
2013-01-01	1555.373
2013-04-01	1539.382
2013-07-01	1650.813
2013-10-01	1689.163
2014-01-01	1691.104
2014-04-01	1798.672
2014-07-01	1755.776
2014-10-01	1725.456
2015-01-01	1727.739
2015-04-01	1733.117
2015-07-01	1669.758
2015-10-01	1707.443
2016-01-01	1790.910
2016-04-01	1811.665
2016-07-01	1934.685
2016-10-01	1797.669
2017-01-01	1961.789
2017-04-01	1950.474
2017-07-01	1988.976
2017-10-01	2157.240
2018-01-01	2197.819