Quarterly Billions of US Dollars
1987-04-01 -0.09134
1987-07-01 -0.14262
1987-10-01 -0.22860
1988-01-01 -0.15450
1988-04-01 0.00587
1988-07-01 0.05923
1988-10-01 -0.00112
1989-01-01 -0.03273
1989-04-01 -0.10837
1989-07-01 -0.02750
1990-01-01 -0.02525
1990-07-01 -0.08000
1990-10-01 -0.17500
1992-01-01 0.12390
1992-07-01 -0.18669
1993-04-01 -0.50000
1993-07-01 -0.08941
1994-04-01 -0.09027
1994-07-01 0.01000
1994-10-01 0.01000
1995-04-01 -0.16197
1995-07-01 -0.10047
1995-10-01 -0.08936
1996-01-01 0.00800
1996-04-01 -0.01000
1996-07-01 0.00800
1996-10-01 -0.00490
1997-01-01 -0.00900
1997-04-01 0.05458
1997-07-01 0.05870
1997-10-01 0.20186
1998-01-01 0.09389
1998-04-01 0.00126
1998-07-01 -0.01892
1998-10-01 0.20647
1999-01-01 0.15117
1999-04-01 0.00120
1999-07-01 0.06924
1999-10-01 -0.00373
2000-01-01 0.00269
2000-04-01 0.04747
2000-07-01 -0.00132
2000-10-01 0.00140
2001-01-01 -0.00056
2001-04-01 0.09916
2001-07-01 0.00115
2001-10-01 0.12097
2002-01-01 0.45088
2002-04-01 0.00100
2002-07-01 0.23104
2002-10-01 0.15114
2003-01-01 0.05138
2003-04-01 0.03654
2003-07-01 -0.05960
2003-10-01 0.17900
2004-01-01 0.92940
2004-04-01 0.31005
2004-07-01 0.27659
2004-10-01 0.12467
2005-01-01 0.84828
2005-04-01 1.10067
2005-07-01 1.53334
2005-10-01 3.67847
2006-01-01 1.34822
2006-04-01 3.31953
2006-07-01 1.55307
2006-10-01 5.60940
2007-01-01 5.65289
2007-04-01 1.40961
2007-07-01 0.11666
2007-10-01 -0.49689
2008-01-01 2.77463
2008-04-01 0.87632
2008-07-01 0.29100
2008-10-01 -3.84637
2009-01-01 -2.07204
2009-04-01 -0.43550
2009-07-01 1.32938
2009-10-01 1.50715
2010-01-01 0.01087
2010-04-01 -1.33331
2010-07-01 -0.08017
2010-10-01 -1.93920
2011-01-01 1.77696
2011-04-01 -1.38009
2011-07-01 1.02316
2011-10-01 -0.04935
2012-01-01 3.00105
2012-04-01 0.99523
2012-07-01 2.46801
2012-10-01 9.39133
2013-01-01 4.09018
2013-04-01 6.79059
2013-07-01 0.94238
2013-10-01 3.70843
2014-01-01 0.64441
2014-04-01 6.57523
2014-07-01 1.84646
2014-10-01 0.55329
2015-01-01 3.81837
2015-04-01 6.43001