Quarterly Millions of US Dollars
1989-07-01 107
1989-10-01 160
1990-01-01 156
1990-04-01 159
1990-07-01 171
1990-10-01 178
1991-01-01 159
1991-04-01 154
1991-07-01 166
1991-10-01 180
1992-01-01 167
1992-04-01 179
1992-07-01 192
1992-10-01 172
1993-01-01 176
1993-04-01 175
1993-07-01 185
1993-10-01 173
1994-01-01 182
1994-04-01 191
1994-07-01 5313
1994-10-01 5312
1995-01-01 5336
1995-04-01 5338
1995-07-01 5324
1995-10-01 5320
1996-01-01 5314
1996-04-01 5308
1996-07-01 5176
1996-10-01 5174
1997-01-01 5171
1997-04-01 5175
1997-07-01 5204
1997-10-01 5201
1998-01-01 5201
1998-04-01 5199
1998-07-01 5201
1998-10-01 5210
1999-01-01 5208
1999-04-01 5259
1999-07-01 5269
1999-10-01 5209
2000-01-01 5208
2000-04-01 5208
2000-07-01 5204
2000-10-01 5208
2001-01-01 5206
2001-04-01 5204
2001-07-01 5192
2001-10-01 5412
2002-01-01 5051
2002-04-01 5065
2002-07-01 4985
2002-10-01 4185
2003-01-01 4179
2003-04-01 4238
2003-07-01 4212
2003-10-01 4319
2004-01-01 4266
2004-04-01 4259
2004-07-01 3608
2004-10-01 3741
2005-01-01 2580
2005-04-01 2486
2005-07-01 2026
2005-10-01 1997
2006-01-01 2061
2006-04-01 2137
2006-07-01 2131
2006-10-01 2426
2007-01-01 2115
2007-04-01 2137
2007-07-01 2216
2007-10-01 2280
2008-01-01 2407
2008-04-01 2402
2008-07-01 2470
2008-10-01 2418
2009-01-01 2339
2009-04-01 2409
2009-07-01 2425
2009-10-01 2369
2010-01-01 2251
2010-04-01 2097
2010-07-01 2000
2010-10-01 1969
2011-01-01 2061
2011-04-01 2087
2011-07-01 1985
2011-10-01 1796
2012-01-01 1837
2012-04-01 1762
2012-07-01 3025
2012-10-01 3226
2013-01-01 2105
2013-04-01 2136
2013-07-01 2184
2013-10-01 3457
2014-01-01 3457
2014-04-01 3431
2014-07-01 4944
2014-10-01 4790
2015-01-01 7131
2015-04-01 7416
2015-07-01 7353
2015-10-01 7282
2016-01-01 9896
2016-04-01 9599
2016-07-01 10269
2016-10-01 9803
2017-01-01 9946
2017-04-01 10626
2017-07-01 9877
2017-10-01 10112
2018-01-01 10388
2018-04-01 10297