Quarterly Billions of US Dollars
1987-01-01 4.129
1987-04-01 4.078
1987-07-01 4.171
1987-10-01 5.104
1988-01-01 5.647
1988-04-01 5.615
1988-07-01 5.805
1988-10-01 6.446
1989-01-01 6.460
1989-04-01 6.205
1989-07-01 6.749
1989-10-01 6.973
1990-01-01 6.811
1990-04-01 7.570
1990-07-01 8.340
1990-10-01 9.168
1991-01-01 9.627
1991-04-01 9.649
1991-07-01 10.114
1991-10-01 12.150
1992-01-01 11.866
1992-04-01 12.656
1992-07-01 13.516
1992-10-01 12.931
1993-01-01 14.183
1993-04-01 16.105
1993-07-01 20.098
1993-10-01 21.133
1994-01-01 23.702
1994-04-01 26.081
1994-07-01 27.970
1994-10-01 28.837
1995-01-01 30.231
1995-04-01 31.629
1995-07-01 32.001
1995-10-01 32.164
1996-01-01 31.241
1996-04-01 32.424
1996-07-01 34.724
1996-10-01 34.942
1997-01-01 34.938
1997-04-01 39.025
1997-07-01 40.815
1997-10-01 39.203
1998-01-01 39.175
1998-04-01 39.491
1998-07-01 40.544
1998-10-01 41.419
1999-01-01 38.746
1999-04-01 37.209
1999-07-01 37.164
1999-10-01 36.588
2000-01-01 35.415
2000-04-01 34.656
2000-07-01 31.879
2000-10-01 32.567
2001-01-01 30.978
2001-04-01 30.534
2001-07-01 30.381
2001-10-01 29.970
2002-01-01 28.694
2002-04-01 34.370
2002-07-01 35.439
2002-10-01 38.686
2003-01-01 38.529
2003-04-01 38.605
2003-07-01 40.007
2003-10-01 41.019
2004-01-01 38.695
2004-04-01 39.345
2004-07-01 39.349
2004-10-01 42.448
2005-01-01 43.184
2005-04-01 46.044
2005-07-01 46.271
2005-10-01 45.506
2006-01-01 53.776
2006-04-01 54.937
2006-07-01 55.996
2006-10-01 68.996
2007-01-01 72.074
2007-04-01 76.215
2007-07-01 79.015
2007-10-01 81.158
2008-01-01 80.282
2008-04-01 85.143
2008-07-01 84.655
2008-10-01 83.085
2009-01-01 81.042
2009-04-01 79.227
2009-07-01 85.080
2009-10-01 84.965
2010-01-01 85.319
2010-04-01 84.352
2010-07-01 93.573
2010-10-01 93.314
2011-01-01 98.570
2011-04-01 102.344
2011-07-01 101.194
2011-10-01 100.796
2012-01-01 105.475
2012-04-01 106.215
2012-07-01 109.643
2012-10-01 122.542
2013-01-01 123.074
2013-04-01 131.534
2013-07-01 135.493
2013-10-01 138.436
2014-01-01 143.547
2014-04-01 150.657
2014-07-01 151.840
2014-10-01 153.914
2015-01-01 157.466
2015-04-01 170.623