Quarterly US dollars
1986-09-30 874
1986-12-31 885
1987-03-31 894
1987-06-30 967
1987-09-30 1113
1987-12-31 1348
1988-03-31 1226
1988-06-30 1183
1988-09-30 1262
1988-12-31 1416
1989-03-31 1299
1989-06-30 1283
1989-09-30 1377
1989-12-31 1468
1990-03-31 1459
1990-06-30 1522
1990-09-30 1710
1990-12-31 1740
1991-03-31 1492
1991-06-30 1496
1991-09-30 1649
1991-12-31 1946
1992-03-31 1753
1992-06-30 1870
1992-09-30 2064
1992-12-31 1778
1993-03-31 1878
1993-06-30 1873
1993-09-30 1942
1993-12-31 1909
1994-03-31 1891
1994-06-30 2068
1994-09-30 1935
1994-12-31 2128
1995-03-31 1937
1995-06-30 1846
1995-09-30 1788
1995-12-31 1791
1996-03-31 1662
1996-06-30 1657
1996-09-30 1626
1996-12-31 1674
1997-03-31 1713
1997-06-30 1793
1997-09-30 1407
1997-12-31 1354
1998-03-31 1368
1998-06-30 1499
1998-09-30 1588
1998-12-31 1395
1999-03-31 1360
1999-06-30 1328
1999-09-30 1384
1999-12-31 1327
2000-03-31 1222
2000-06-30 1018
2000-09-30 966
2000-12-31 1035
2001-03-31 963
2001-06-30 959
2001-09-30 981
2001-12-31 1104
2002-03-31 1099
2002-06-30 1838
2002-09-30 1371
2002-12-31 1523
2003-03-31 1449
2003-06-30 1346
2003-09-30 1607
2003-12-31 1728
2004-03-31 1548
2004-06-30 1433
2004-09-30 1390
2004-12-31 1153
2005-03-31 1093
2005-06-30 951
2005-09-30 903
2005-12-31 1560
2006-03-31 1470
2006-06-30 1867
2006-09-30 2441
2006-12-31 2600
2007-03-31 2936
2007-06-30 3933
2007-09-30 7683
2007-12-31 8591
2008-03-31 9969
2008-06-30 9828
2008-09-30 9091
2008-12-31 11010
2009-03-31 8869
2009-06-30 8747
2009-09-30 8639
2009-12-31 9176
2010-03-31 8459
2010-06-30 6617
2010-09-30 6623
2010-12-31 5385
2011-03-31 5135
2011-06-30 5378
2011-09-30 3453
2011-12-31 4160
2012-03-31 3829
2012-06-30 4589
2012-09-30 3191
2012-12-31 3337
2013-03-31 4317
2013-06-30 3454
2013-09-30 4970
2013-12-31 3687
2014-03-31 2018
2014-06-30 2099
2014-09-30 1962
2014-12-31 2247
2015-03-31 2673
2015-06-30 1998
2015-09-30 1845
2015-12-31 1948
2016-03-31 2948
2016-06-30 2332
2016-09-30 2024
2016-12-31 1926
2017-03-31 2325
2017-06-30 2365
2017-09-30 2279
2017-12-31 2449
2018-03-31 2436
2018-06-30 2469
2018-09-30 3398
2018-12-31 2640
2019-03-31 1799
2019-06-30 1844
2019-09-30 1659
2019-12-31 1987
2020-03-31 2675
2020-06-30 2544
2020-09-30 2554
2020-12-31 2848
2021-03-31 2715
2021-06-30 2607
2021-09-30 2273
2021-12-31 2309
2022-03-31 1887
2022-06-30 1899
2022-09-30 1601
2022-12-31 1521
2023-03-31 1325
2023-06-30 1373
2023-09-30 1232