Quarterly Billions of US Dollars
1970-10-01 0.015
1971-01-01 0.025
1971-10-01 0.125
1972-01-01 0.095
1972-04-01 0.143
1972-07-01 0.172
1972-10-01 0.165
1973-01-01 0.463
1973-04-01 0.244
1973-07-01 0.347
1973-10-01 0.095
1974-01-01 0.087
1974-04-01 0.064
1974-07-01 0.115
1974-10-01 0.020
1975-04-01 0.216
1975-07-01 0.110
1975-10-01 0.060
1976-01-01 0.350
1976-04-01 0.322
1976-07-01 0.100
1976-10-01 0.210
1977-01-01 0.188
1977-04-01 0.275
1977-07-01 0.164
1977-10-01 0.228
1978-01-01 0.511
1978-04-01 0.414
1978-07-01 0.170
1978-10-01 0.040
1979-01-01 0.218
1979-04-01 0.198
1979-07-01 0.102
1979-10-01 0.155
1980-04-01 0.125
1981-01-01 0.075
1982-04-01 0.075
1982-10-01 0.100
1983-04-01 0.006
1983-07-01 0.015
1983-10-01 0.005
1984-01-01 0.093
1984-04-01 0.065
1984-07-01 0.100
1984-10-01 0.488
1985-01-01 0.162
1985-04-01 0.294
1985-07-01 3.455
1985-10-01 2.181
1986-01-01 0.841
1986-04-01 1.274
1986-07-01 1.163
1986-10-01 1.271
1987-01-01 1.360
1987-04-01 1.115
1987-07-01 0.788
1987-10-01 0.742
1988-01-01 2.628
1988-04-01 3.265
1988-07-01 3.542
1988-10-01 3.003
1989-01-01 2.066
1989-04-01 2.333
1989-07-01 5.361
1989-10-01 5.320
1990-01-01 6.213
1990-04-01 5.798
1990-07-01 5.673
1990-10-01 6.254
1991-01-01 9.605
1991-04-01 7.967
1991-07-01 6.694
1991-10-01 5.052
1992-01-01 5.801
1992-04-01 6.351
1992-07-01 2.355
1992-10-01 11.001
1993-01-01 8.411
1993-04-01 9.031
1993-07-01 10.485
1993-10-01 9.419
1994-01-01 16.248
1994-04-01 9.746
1994-07-01 11.566
1994-10-01 9.285
1995-01-01 9.770
1995-04-01 12.096
1995-07-01 13.614
1995-10-01 13.198
1996-01-01 22.208
1996-04-01 18.163
1996-07-01 18.877
1996-10-01 25.631
1997-01-01 27.008
1997-04-01 25.140
1997-07-01 23.710
1997-10-01 24.127
1998-01-01 36.478
1998-04-01 26.065
1998-07-01 26.529
1998-10-01 22.585
1999-01-01 51.519
1999-04-01 55.723
1999-07-01 43.244
1999-10-01 36.953
2000-01-01 55.339
2000-04-01 50.092
2000-07-01 39.280
2000-10-01 44.064
2001-01-01 52.986
2001-04-01 56.485
2001-07-01 39.055
2001-10-01 46.795
2002-01-01 47.970
2002-04-01 61.059
2002-07-01 41.075
2002-10-01 59.684
2003-01-01 80.271
2003-04-01 85.937
2003-07-01 91.116
2003-10-01 93.357
2004-01-01 139.899
2004-04-01 94.160
2004-07-01 116.212
2004-10-01 136.403
2005-01-01 133.171
2005-04-01 127.162
2005-07-01 126.481
2005-10-01 154.298
2006-01-01 148.623
2006-04-01 137.598
2006-07-01 160.813
2006-10-01 220.700
2007-01-01 236.254
2007-04-01 250.599
2007-07-01 161.728
2007-10-01 158.204
2008-01-01 118.513
2008-04-01 316.192
2008-07-01 291.055
2008-10-01 392.117
2009-01-01 184.942
2009-04-01 177.917
2009-07-01 160.307
2009-10-01 141.161
2010-01-01 134.291
2010-04-01 98.170
2010-07-01 130.658
2010-10-01 109.491
2011-01-01 143.722
2011-04-01 156.667
2011-07-01 78.087
2011-10-01 145.893
2012-01-01 198.561
2012-04-01 124.266
2012-07-01 79.704
2012-10-01 68.110
2013-01-01 76.962
2013-04-01 81.216
2013-07-01 74.336
2013-10-01 91.392
2014-01-01 97.762
2014-04-01 133.764
2014-07-01 124.172
2014-10-01 84.480
2015-01-01 131.515
2015-04-01 105.313