Quarterly Millions of US Dollars
1984-07-01 50
1984-10-01 50
1985-01-01 50
1985-04-01 50
1985-07-01 50
1985-10-01 50
1986-01-01 50
1986-04-01 150
1986-07-01 150
1986-10-01 150
1987-01-01 100
1987-04-01 100
1987-07-01 100
1987-10-01 100
1988-01-01 173
1988-04-01 166
1988-07-01 429
1988-10-01 449
1989-01-01 900
1989-04-01 888
1989-07-01 1394
1989-10-01 1529
1990-01-01 1790
1990-04-01 1796
1990-07-01 1911
1990-10-01 1990
1991-01-01 1751
1991-04-01 1662
1991-07-01 1926
1991-10-01 2085
1992-01-01 1943
1992-04-01 2073
1992-07-01 2245
1992-10-01 1988
1993-01-01 1982
1993-04-01 1813
1993-07-01 1837
1993-10-01 1727
1994-01-01 1693
1994-04-01 1772
1994-07-01 1776
1994-10-01 1773
1995-01-01 1626
1995-04-01 1622
1995-07-01 1131
1995-10-01 1157
1996-01-01 1195
1996-04-01 1205
1996-07-01 228
1996-10-01 1327
1997-01-01 2697
1997-04-01 5784
1997-07-01 6944
1997-10-01 8490
1998-01-01 9228
1998-04-01 14128
1998-07-01 20691
1998-10-01 20465
1999-01-01 20136
1999-04-01 19832
1999-07-01 19710
1999-10-01 19278
2000-01-01 19048
2000-04-01 18768
2000-07-01 38404
2000-10-01 38546
2001-01-01 38272
2001-04-01 37833
2001-07-01 37970
2001-10-01 38141
2002-01-01 38776
2002-04-01 39490
2002-07-01 39454
2002-10-01 41513
2003-01-01 44152
2003-04-01 44110
2003-07-01 45765
2003-10-01 48458
2004-01-01 48868
2004-04-01 51022
2004-07-01 54256
2004-10-01 56849
2005-01-01 58711
2005-04-01 63811
2005-07-01 64688
2005-10-01 69549
2006-01-01 72422
2006-04-01 75237
2006-07-01 79666
2006-10-01 94756
2007-01-01 104476
2007-04-01 118265
2007-07-01 120582
2007-10-01 132385
2008-01-01 134412
2008-04-01 144772
2008-07-01 144032
2008-10-01 139480
2009-01-01 134156
2009-04-01 138616
2009-07-01 140323
2009-10-01 136883
2010-01-01 136592
2010-04-01 139698
2010-07-01 149795
2010-10-01 163293
2011-01-01 169675
2011-04-01 176771
2011-07-01 171648
2011-10-01 170716
2012-01-01 176803
2012-04-01 194423
2012-07-01 226309
2012-10-01 241636
2013-01-01 250824
2013-04-01 261078
2013-07-01 268002
2013-10-01 275738
2014-01-01 262457
2014-04-01 259696
2014-07-01 251023
2014-10-01 245970
2015-01-01 237473
2015-04-01 233865
2015-07-01 227040
2015-10-01 223443
2016-01-01 220703
2016-04-01 220165
2016-07-01 217752
2016-10-01 222500
2017-01-01 214830
2017-04-01 214315
2017-07-01 220837
2017-10-01 213415
2018-01-01 207509
2018-04-01 194523