Quarterly Billions of US Dollars
1968-04-01 0.00480
1971-01-01 0.01000
1972-01-01 0.01500
1972-04-01 0.00650
1972-10-01 0.01000
1973-07-01 0.00540
1973-10-01 0.01600
1974-04-01 0.00900
1974-10-01 0.01570
1975-07-01 0.00650
1975-10-01 0.01360
1976-01-01 0.01890
1976-07-01 0.01500
1976-10-01 0.00840
1977-01-01 0.04090
1977-04-01 0.01500
1977-07-01 0.01050
1977-10-01 0.01710
1978-01-01 0.02070
1978-07-01 0.00400
1979-01-01 0.01000
1980-10-01 0.01140
1981-01-01 0.03560
1981-04-01 0.00720
1982-01-01 0.01580
1982-04-01 0.05100
1982-10-01 0.05000
1983-01-01 0.02100
1983-04-01 0.02290
1983-10-01 0.02160
1984-01-01 0.01150
1985-04-01 0.14160
1985-07-01 0.08970
1985-10-01 0.20830
1986-04-01 0.15390
1986-07-01 0.05790
1986-10-01 0.06100
1987-01-01 0.12650
1987-04-01 0.04510
1987-10-01 0.04550
1988-01-01 0.03213
1988-04-01 0.14750
1988-07-01 0.04070
1988-10-01 0.18520
1989-01-01 0.13650
1989-04-01 0.10000
1989-07-01 0.05260
1989-10-01 0.09620
1990-01-01 0.12780
1990-04-01 0.04670
1990-07-01 0.00940
1990-10-01 0.15930
1991-01-01 0.07460
1991-04-01 0.31390
1991-07-01 0.18930
1991-10-01 0.03850
1992-01-01 0.43630
1992-04-01 0.20880
1992-07-01 0.22900
1992-10-01 0.05080
1993-01-01 0.35300
1993-04-01 0.36410
1993-07-01 0.34143
1993-10-01 0.39274
1994-01-01 0.26559
1994-04-01 0.15378
1994-07-01 0.16509
1994-10-01 0.09390
1995-01-01 0.16929
1995-04-01 0.14600
1995-07-01 0.09120
1995-10-01 0.17422
1996-01-01 0.41085
1996-04-01 0.25063
1996-07-01 0.24140
1996-10-01 0.03000
1997-01-01 0.21739
1997-04-01 0.37927
1997-07-01 0.16629
1997-10-01 0.13574
1998-01-01 0.10133
1998-04-01 0.51272
1998-07-01 0.20105
1998-10-01 0.66064
1999-01-01 0.85461
1999-04-01 0.29324
1999-07-01 0.27359
1999-10-01 0.32909
2000-01-01 0.98598
2000-04-01 0.52527
2000-07-01 0.20862
2000-10-01 1.03466
2001-01-01 1.40062
2001-04-01 1.13032
2001-07-01 0.05360
2001-10-01 0.37868
2002-01-01 0.39093
2002-04-01 0.58710
2002-07-01 0.23943
2002-10-01 0.11472
2003-01-01 0.32425
2003-04-01 1.79315
2003-07-01 1.33092
2003-10-01 1.54193
2004-01-01 3.14494
2004-04-01 3.54583
2004-07-01 3.03316
2004-10-01 3.45445
2005-01-01 5.52200
2005-04-01 6.79706
2005-07-01 5.89463
2005-10-01 4.40711
2006-01-01 3.71460
2006-04-01 2.97074
2006-07-01 7.18879
2006-10-01 4.14694
2007-01-01 6.43413
2007-04-01 4.34678
2007-07-01 1.88382
2007-10-01 3.22423
2008-01-01 3.42062
2008-04-01 5.04274
2008-07-01 0.58151
2008-10-01 0.01204
2009-01-01 0.13216
2009-04-01 0.71911
2009-07-01 1.28075
2009-10-01 1.54458
2010-01-01 2.07712
2010-04-01 2.14176
2010-07-01 0.82486
2010-10-01 0.05000
2011-01-01 0.55906
2011-04-01 3.06621
2011-07-01 0.13574
2012-01-01 0.00090
2012-04-01 1.00000
2012-07-01 0.00027
2012-10-01 0.00017
2013-01-01 0.00215
2013-04-01 0.23586
2013-07-01 0.21053
2013-10-01 0.10076
2014-01-01 0.06930
2014-04-01 0.18256
2014-07-01 0.99350
2015-01-01 0.40381
2015-04-01 0.08155