Quarterly US dollars
1986-09-30 1055
1986-12-31 1016
1987-03-31 1130
1987-06-30 1162
1987-09-30 997
1987-12-31 1021
1988-03-31 1191
1988-06-30 1053
1988-09-30 1044
1988-12-31 1023
1989-03-31 1133
1989-06-30 1044
1989-09-30 1134
1989-12-31 1094
1990-03-31 1274
1990-06-30 1384
1990-09-30 1635
1990-12-31 1429
1991-03-31 1394
1991-06-30 1391
1991-09-30 1416
1991-12-31 1465
1992-03-31 1491
1992-06-30 1605
1992-09-30 1815
1992-12-31 1657
1993-03-31 1605
1993-06-30 1323
1993-09-30 1260
1993-12-31 1261
1994-03-31 1737
1994-06-30 2107
1994-09-30 2623
1994-12-31 2633
1995-03-31 2295
1995-06-30 2507
1995-09-30 1966
1995-12-31 1874
1996-03-31 1727
1996-06-30 1834
1996-09-30 1471
1996-12-31 1630
1997-03-31 1608
1997-06-30 1621
1997-09-30 1578
1997-12-31 1434
1998-03-31 1395
1998-06-30 1333
1998-09-30 1488
1998-12-31 1460
1999-03-31 1625
1999-06-30 1596
1999-09-30 1635
1999-12-31 1601
2000-03-31 1530
2000-06-30 1826
2000-09-30 1556
2000-12-31 1526
2001-03-31 1739
2001-06-30 1752
2001-09-30 1919
2001-12-31 2158
2002-03-31 2603
2002-06-30 3239
2002-09-30 3576
2002-12-31 4064
2003-03-31 4615
2003-06-30 5029
2003-09-30 5139
2003-12-31 5017
2004-03-31 4957
2004-06-30 3950
2004-09-30 3937
2004-12-31 3753
2005-03-31 4109
2005-06-30 4213
2005-09-30 3873
2005-12-31 3400
2006-03-31 3747
2006-06-30 4404
2006-09-30 3988
2006-12-31 4881
2007-03-31 4147
2007-06-30 4654
2007-09-30 4885
2007-12-31 4792
2008-03-31 3792
2008-06-30 2396
2008-09-30 2334
2008-12-31 1972
2009-03-31 1949
2009-06-30 2172
2009-09-30 2192
2009-12-31 3918
2010-03-31 2702
2010-06-30 2638
2010-09-30 1986
2010-12-31 3145
2011-03-31 2934
2011-06-30 2239
2011-09-30 2668
2011-12-31 2750
2012-03-31 2166
2012-06-30 1680
2012-09-30 1306
2012-12-31 896
2013-03-31 897
2013-06-30 624
2013-09-30 547
2013-12-31 625
2014-03-31 684
2014-06-30 1010
2014-09-30 1422
2014-12-31 998
2015-03-31 1785
2015-06-30 1718
2015-09-30 1606
2015-12-31 2170
2016-03-31 2210
2016-06-30 2053
2016-09-30 2160
2016-12-31 1699
2017-03-31 1472
2017-06-30 2421
2017-09-30 1486
2017-12-31 789
2018-03-31 632
2018-06-30 641
2018-09-30 885
2018-12-31 812
2019-03-31 717
2019-06-30 748
2019-09-30 490
2019-12-31 432
2020-03-31 418
2020-06-30 413
2020-09-30 450
2020-12-31 619
2021-03-31 422
2021-06-30 736
2021-09-30 580
2021-12-31 365
2022-03-31 373
2022-06-30 483
2022-09-30 484
2022-12-31 556
2023-03-31 469
2023-06-30 445
2023-09-30 468