Quarterly Billions of US Dollars
1990-04-01 150
1990-07-01 150
1990-10-01 150
1991-01-01 150
1991-04-01 150
1991-07-01 150
1991-10-01 150
1992-01-01 150
1992-04-01 150
1992-07-01 150
1992-10-01 150
1993-01-01 150
1993-04-01 150
1993-07-01 400
1993-10-01 367
1994-01-01 445
1994-04-01 452
1994-07-01 468
1994-10-01 468
1995-01-01 441
1995-04-01 468
1995-07-01 494
1995-10-01 458
1996-01-01 445
1996-04-01 423
1996-07-01 434
1996-10-01 531
1997-01-01 534
1997-04-01 862
1997-07-01 824
1997-10-01 773
1998-01-01 860
1998-04-01 866
1998-07-01 1280
1998-10-01 1223
1999-01-01 1187
1999-04-01 1424
1999-07-01 1487
1999-10-01 1452
2000-01-01 1393
2000-04-01 1370
2000-07-01 1327
2000-10-01 1304
2001-01-01 1333
2001-04-01 1546
2001-07-01 1663
2001-10-01 1762
2002-01-01 2244
2002-04-01 2027
2002-07-01 2076
2002-10-01 2025
2003-01-01 2065
2003-04-01 2161
2003-07-01 2322
2003-10-01 3251
2004-01-01 3187
2004-04-01 3416
2004-07-01 4265
2004-10-01 4905
2005-01-01 4572
2005-04-01 4456
2005-07-01 4702
2005-10-01 4617
2006-01-01 4747
2006-04-01 5631
2006-07-01 5690
2006-10-01 5290
2007-01-01 5910
2007-04-01 8197
2007-07-01 8172
2007-10-01 7932
2008-01-01 8399
2008-04-01 8344
2008-07-01 8273
2008-10-01 8848
2009-01-01 8206
2009-04-01 13407
2009-07-01 14469
2009-10-01 14658
2010-01-01 15202
2010-04-01 13283
2010-07-01 15843
2010-10-01 15304
2011-01-01 15245
2011-04-01 17422
2011-07-01 19056
2011-10-01 18452
2012-01-01 11296
2012-04-01 10207
2012-07-01 4609
2012-10-01 10030
2013-01-01 9787
2013-04-01 10112
2013-07-01 10229
2013-10-01 6494
2014-01-01 10789
2014-04-01 11981
2014-07-01 9302
2014-10-01 8958
2015-01-01 8051
2015-04-01 9440
2015-07-01 9501
2015-10-01 8837
2016-01-01 9180
2016-04-01 8086
2016-07-01 9569
2016-10-01 9099
2017-01-01 9199
2017-04-01 10223
2017-07-01 11050
2017-10-01 11204
2018-01-01 13210
2018-04-01 11366