Quarterly Billions of US Dollars
1971-10-01 0.031
1972-01-01 0.113
1972-04-01 0.153
1972-07-01 0.173
1972-10-01 0.208
1973-01-01 0.277
1973-04-01 0.289
1973-07-01 0.340
1973-10-01 0.395
1974-01-01 0.401
1974-04-01 0.398
1974-07-01 0.392
1974-10-01 0.449
1975-01-01 0.548
1975-04-01 0.624
1975-07-01 0.631
1975-10-01 0.694
1976-01-01 0.762
1976-04-01 0.905
1976-07-01 1.011
1976-10-01 1.099
1977-01-01 1.217
1977-04-01 1.540
1977-07-01 2.045
1977-10-01 2.647
1978-01-01 3.204
1978-04-01 3.331
1978-07-01 3.679
1978-10-01 3.794
1979-01-01 3.710
1979-04-01 3.724
1979-07-01 4.013
1979-10-01 3.997
1980-01-01 3.704
1980-04-01 4.113
1980-07-01 4.069
1980-10-01 4.015
1981-01-01 3.942
1981-04-01 4.285
1981-07-01 4.647
1981-10-01 5.451
1982-01-01 5.814
1982-04-01 5.749
1982-07-01 5.772
1982-10-01 5.826
1983-01-01 5.556
1983-04-01 5.419
1983-07-01 5.314
1983-10-01 5.116
1984-01-01 5.121
1984-04-01 4.936
1984-07-01 4.686
1984-10-01 4.610
1985-01-01 4.559
1985-04-01 4.543
1985-07-01 4.573
1985-10-01 4.352
1986-01-01 4.438
1986-04-01 4.370
1986-07-01 4.341
1986-10-01 4.130
1987-01-01 4.068
1987-04-01 3.899
1987-07-01 3.868
1987-10-01 3.760
1988-01-01 3.474
1988-04-01 3.033
1988-07-01 2.442
1988-10-01 2.103
1989-01-01 1.901
1989-04-01 1.850
1989-07-01 1.874
1989-10-01 1.926
1990-01-01 37.341
1990-04-01 38.016
1990-07-01 38.886
1990-10-01 39.346
1991-01-01 38.963
1991-04-01 39.768
1991-07-01 40.535
1991-10-01 41.763
1992-01-01 41.559
1992-04-01 42.092
1992-07-01 42.681
1992-10-01 44.214
1993-01-01 45.148
1993-04-01 47.413
1993-07-01 47.799
1993-10-01 49.165
1994-01-01 53.325
1994-04-01 55.403
1994-07-01 56.540
1994-10-01 56.850
1995-01-01 56.582
1995-04-01 57.317
1995-07-01 58.866
1995-10-01 59.707
1996-01-01 62.154
1996-04-01 61.659
1996-07-01 69.682
1996-10-01 69.528
1997-01-01 71.079
1997-04-01 74.881
1997-07-01 71.281
1997-10-01 70.905
1998-01-01 72.299
1998-04-01 71.430
1998-07-01 72.792
1998-10-01 74.381
1999-01-01 74.637
1999-04-01 78.731
1999-07-01 81.088
1999-10-01 82.119
2000-01-01 85.541
2000-04-01 84.991
2000-07-01 85.689
2000-10-01 83.060
2001-01-01 88.289
2001-04-01 83.760
2001-07-01 86.540
2001-10-01 80.289
2002-01-01 81.670
2002-04-01 78.118
2002-07-01 77.324
2002-10-01 80.089
2003-01-01 73.369
2003-04-01 72.620
2003-07-01 69.951
2003-10-01 71.520
2004-01-01 73.756
2004-04-01 74.466
2004-07-01 77.372
2004-10-01 78.918
2005-01-01 81.781
2005-04-01 80.185
2005-07-01 81.205
2005-10-01 81.994
2006-01-01 82.915
2006-04-01 81.636
2006-07-01 80.348
2006-10-01 83.834
2007-01-01 85.270
2007-04-01 85.664
2007-07-01 84.562
2007-10-01 88.195
2008-01-01 87.421
2008-04-01 88.329
2008-07-01 85.878
2008-10-01 81.494
2009-01-01 78.823
2009-04-01 79.949
2009-07-01 84.075
2009-10-01 92.301
2010-01-01 94.999
2010-04-01 98.296
2010-07-01 104.233
2010-10-01 101.626
2011-01-01 105.135
2011-04-01 110.900
2011-07-01 115.187
2011-10-01 118.446
2012-01-01 127.204
2012-04-01 129.086
2012-07-01 137.906
2012-10-01 144.163
2013-01-01 147.188
2013-04-01 149.922
2013-07-01 161.807
2013-10-01 172.446
2014-01-01 178.515
2014-04-01 188.032
2014-07-01 188.316
2014-10-01 191.658
2015-01-01 195.770
2015-04-01 207.664