Quarterly Billions of US Dollars
1972-10-01 0.045
1973-01-01 0.060
1973-04-01 0.060
1973-07-01 0.060
1973-10-01 0.060
1974-01-01 0.060
1974-04-01 0.060
1974-07-01 0.060
1974-10-01 0.060
1975-01-01 0.060
1975-04-01 0.060
1975-07-01 0.060
1975-10-01 0.060
1976-01-01 0.060
1976-04-01 0.060
1976-07-01 0.060
1976-10-01 0.060
1977-01-01 0.060
1977-04-01 0.060
1977-07-01 0.060
1977-10-01 0.060
1978-01-01 0.060
1978-04-01 0.060
1978-07-01 0.060
1978-10-01 0.060
1979-01-01 0.060
1979-04-01 0.060
1979-07-01 0.060
1979-10-01 0.060
1980-01-01 0.060
1980-04-01 0.060
1980-07-01 0.060
1980-10-01 0.060
1981-01-01 0.060
1981-04-01 0.060
1981-07-01 0.090
1981-10-01 0.090
1982-01-01 0.090
1982-04-01 0.090
1982-07-01 0.090
1982-10-01 0.140
1983-01-01 0.161
1983-04-01 0.161
1983-07-01 0.182
1983-10-01 0.183
1984-01-01 0.185
1984-04-01 0.332
1984-07-01 0.357
1984-10-01 0.360
1985-01-01 0.658
1985-04-01 0.823
1985-07-01 1.152
1985-10-01 1.185
1986-01-01 1.217
1986-04-01 1.277
1986-07-01 1.370
1986-10-01 1.200
1987-01-01 1.366
1987-04-01 1.522
1987-07-01 1.603
1987-10-01 1.758
1988-01-01 1.878
1988-04-01 1.871
1988-07-01 1.980
1988-10-01 2.071
1989-01-01 2.458
1989-04-01 2.512
1989-07-01 2.586
1989-10-01 3.113
1990-01-01 3.157
1990-04-01 3.206
1990-07-01 3.981
1990-10-01 4.309
1991-01-01 5.370
1991-04-01 6.014
1991-07-01 6.226
1991-10-01 6.963
1992-01-01 7.131
1992-04-01 8.347
1992-07-01 9.223
1992-10-01 9.285
1993-01-01 10.677
1993-04-01 11.918
1993-07-01 12.630
1993-10-01 13.561
1994-01-01 13.998
1994-04-01 15.084
1994-07-01 16.441
1994-10-01 18.148
1995-01-01 20.020
1995-04-01 20.227
1995-07-01 19.098
1995-10-01 19.273
1996-01-01 20.767
1996-04-01 20.248
1996-07-01 21.473
1996-10-01 21.213
1997-01-01 20.015
1997-04-01 20.506
1997-07-01 19.559
1997-10-01 20.926
1998-01-01 24.164
1998-04-01 23.560
1998-07-01 24.164
1998-10-01 25.396
1999-01-01 25.557
1999-04-01 25.488
1999-07-01 27.154
1999-10-01 26.113
2000-01-01 28.175
2000-04-01 28.728
2000-07-01 27.835
2000-10-01 28.103
2001-01-01 26.391
2001-04-01 26.055
2001-07-01 28.950
2001-10-01 28.495
2002-01-01 33.099
2002-04-01 38.080
2002-07-01 37.515
2002-10-01 38.925
2003-01-01 49.326
2003-04-01 54.341
2003-07-01 56.975
2003-10-01 63.120
2004-01-01 62.150
2004-04-01 67.610
2004-07-01 69.688
2004-10-01 77.734
2005-01-01 78.908
2005-04-01 77.323
2005-07-01 78.795
2005-10-01 79.620
2006-01-01 89.451
2006-04-01 97.362
2006-07-01 102.896
2006-10-01 116.687
2007-01-01 134.362
2007-04-01 141.228
2007-07-01 147.207
2007-10-01 153.722
2008-01-01 166.406
2008-04-01 166.032
2008-07-01 152.582
2008-10-01 161.749
2009-01-01 185.083
2009-04-01 223.414
2009-07-01 236.222
2009-10-01 232.070
2010-01-01 222.164
2010-04-01 240.133
2010-07-01 272.279
2010-10-01 287.359
2011-01-01 303.433
2011-04-01 316.169
2011-07-01 294.657
2011-10-01 277.333
2012-01-01 256.107
2012-04-01 231.227
2012-07-01 221.552
2012-10-01 226.250
2013-01-01 217.913
2013-04-01 199.424
2013-07-01 196.640
2013-10-01 189.809
2014-01-01 186.598
2014-04-01 194.435
2014-07-01 182.169
2014-10-01 175.810
2015-01-01 144.610
2015-04-01 137.603