Quarterly Billions of US Dollars
1987-01-01 32.661
1987-04-01 33.945
1987-07-01 34.700
1987-10-01 37.122
1988-01-01 38.122
1988-04-01 37.884
1988-07-01 39.301
1988-10-01 41.501
1989-01-01 42.715
1989-04-01 43.515
1989-07-01 44.786
1989-10-01 46.139
1990-01-01 47.360
1990-04-01 47.473
1990-07-01 53.229
1990-10-01 54.047
1991-01-01 54.483
1991-04-01 54.401
1991-07-01 56.145
1991-10-01 57.957
1992-01-01 54.938
1992-04-01 56.205
1992-07-01 59.828
1992-10-01 55.826
1993-01-01 52.864
1993-04-01 50.233
1993-07-01 58.521
1993-10-01 59.725
1994-01-01 64.540
1994-04-01 69.603
1994-07-01 76.158
1994-10-01 82.068
1995-01-01 91.375
1995-04-01 98.657
1995-07-01 102.839
1995-10-01 109.798
1996-01-01 113.944
1996-04-01 120.220
1996-07-01 124.914
1996-10-01 129.928
1997-01-01 137.280
1997-04-01 143.106
1997-07-01 150.468
1997-10-01 151.684
1998-01-01 158.394
1998-04-01 160.719
1998-07-01 168.290
1998-10-01 173.807
1999-01-01 172.924
1999-04-01 179.994
1999-07-01 192.654
1999-10-01 195.315
2000-01-01 201.761
2000-04-01 202.945
2000-07-01 201.418
2000-10-01 208.853
2001-01-01 214.255
2001-04-01 214.358
2001-07-01 223.902
2001-10-01 216.320
2002-01-01 215.164
2002-04-01 248.110
2002-07-01 241.516
2002-10-01 242.457
2003-01-01 252.597
2003-04-01 260.703
2003-07-01 261.626
2003-10-01 272.657
2004-01-01 265.099
2004-04-01 259.737
2004-07-01 264.710
2004-10-01 283.081
2005-01-01 283.202
2005-04-01 267.797
2005-07-01 267.928
2005-10-01 263.672
2006-01-01 272.840
2006-04-01 285.351
2006-07-01 291.191
2006-10-01 305.351
2007-01-01 307.175
2007-04-01 323.321
2007-07-01 330.069
2007-10-01 335.397
2008-01-01 341.766
2008-04-01 329.451
2008-07-01 302.850
2008-10-01 285.954
2009-01-01 271.176
2009-04-01 275.319
2009-07-01 277.113
2009-10-01 265.706
2010-01-01 256.582
2010-04-01 241.948
2010-07-01 259.020
2010-10-01 258.746
2011-01-01 263.043
2011-04-01 275.692
2011-07-01 267.501
2011-10-01 262.944
2012-01-01 285.995
2012-04-01 279.884
2012-07-01 294.693
2012-10-01 297.680
2013-01-01 304.471
2013-04-01 314.772
2013-07-01 322.004
2013-10-01 326.951
2014-01-01 331.698
2014-04-01 342.682
2014-07-01 342.597
2014-10-01 328.022
2015-01-01 317.730
2015-04-01 319.718