Quarterly US dollars
1986-09-30 185
1986-12-31 90
1987-03-31 98
1987-06-30 105
1987-09-30 129
1987-12-31 154
1988-03-31 124
1988-06-30 109
1988-09-30 127
1988-12-31 404
1989-03-31 665
1989-06-30 193
1989-09-30 191
1989-12-31 320
1990-03-31 336
1990-06-30 333
1990-09-30 486
1990-12-31 313
1991-03-31 320
1991-06-30 345
1991-09-30 334
1991-12-31 350
1992-03-31 283
1992-06-30 505
1992-09-30 422
1992-12-31 492
1993-03-31 341
1993-06-30 779
1993-09-30 820
1993-12-31 922
1994-03-31 762
1994-06-30 810
1994-09-30 937
1994-12-31 1008
1995-03-31 1144
1995-06-30 1268
1995-09-30 1339
1995-12-31 1558
1996-03-31 1418
1996-06-30 1583
1996-09-30 1580
1996-12-31 1617
1997-03-31 1674
1997-06-30 1906
1997-09-30 2060
1997-12-31 1986
1998-03-31 2019
1998-06-30 2199
1998-09-30 2095
1998-12-31 1936
1999-03-31 2221
1999-06-30 2177
1999-09-30 2291
1999-12-31 2529
2000-03-31 2623
2000-06-30 2489
2000-09-30 2357
2000-12-31 2362
2001-03-31 2311
2001-06-30 2241
2001-09-30 1994
2001-12-31 1897
2002-03-31 1780
2002-06-30 1925
2002-09-30 1608
2002-12-31 1444
2003-03-31 1464
2003-06-30 1447
2003-09-30 2029
2003-12-31 1387
2004-03-31 1249
2004-06-30 1441
2004-09-30 1589
2004-12-31 1954
2005-03-31 1986
2005-06-30 2470
2005-09-30 3033
2005-12-31 3198
2006-03-31 4068
2006-06-30 3788
2006-09-30 4849
2006-12-31 4869
2007-03-31 6592
2007-06-30 7318
2007-09-30 8223
2007-12-31 12653
2008-03-31 11518
2008-06-30 12481
2008-09-30 11308
2008-12-31 22668
2009-03-31 21666
2009-06-30 22776
2009-09-30 18752
2009-12-31 19724
2010-03-31 18386
2010-06-30 20478
2010-09-30 21307
2010-12-31 23744
2011-03-31 26082
2011-06-30 23924
2011-09-30 22822
2011-12-31 29905
2012-03-31 36710
2012-06-30 27913
2012-09-30 34676
2012-12-31 29328
2013-03-31 26738
2013-06-30 22538
2013-09-30 23904
2013-12-31 18336
2014-03-31 19473
2014-06-30 16594
2014-09-30 18270
2014-12-31 22049
2015-03-31 19387
2015-06-30 22391
2015-09-30 22024
2015-12-31 29740
2016-03-31 27637
2016-06-30 26989
2016-09-30 29189
2016-12-31 30964
2017-03-31 31539
2017-06-30 29743
2017-09-30 25313
2017-12-31 30012
2018-03-31 36561
2018-06-30 35690
2018-09-30 38098
2018-12-31 38674
2019-03-31 40351
2019-06-30 45054
2019-09-30 45692
2019-12-31 52929
2020-03-31 49557
2020-06-30 49333
2020-09-30 57471
2020-12-31 55687
2021-03-31 56298
2021-06-30 56335
2021-09-30 52206
2021-12-31 59900
2022-03-31 60676
2022-06-30 60083
2022-09-30 58354
2022-12-31 58667
2023-03-31 54481
2023-06-30 56795
2023-09-30 55519