Quarterly US dollars
1986-09-30 4612
1986-12-31 4701
1987-03-31 4560
1987-06-30 4432
1987-09-30 5001
1987-12-31 5757
1988-03-31 5631
1988-06-30 6686
1988-09-30 6621
1988-12-31 6199
1989-03-31 5626
1989-06-30 5836
1989-09-30 6672
1989-12-31 7204
1990-03-31 7489
1990-06-30 8766
1990-09-30 10883
1990-12-31 11923
1991-03-31 9604
1991-06-30 10027
1991-09-30 11498
1991-12-31 12421
1992-03-31 11977
1992-06-30 11518
1992-09-30 13979
1992-12-31 12814
1993-03-31 14377
1993-06-30 14252
1993-09-30 13828
1993-12-31 14047
1994-03-31 12451
1994-06-30 13329
1994-09-30 14180
1994-12-31 16012
1995-03-31 15960
1995-06-30 16427
1995-09-30 15834
1995-12-31 16253
1996-03-31 16923
1996-06-30 17167
1996-09-30 20586
1996-12-31 19955
1997-03-31 22377
1997-06-30 22463
1997-09-30 26010
1997-12-31 23735
1998-03-31 25759
1998-06-30 23702
1998-09-30 28554
1998-12-31 25785
1999-03-31 23179
1999-06-30 23158
1999-09-30 31158
1999-12-31 30103
2000-03-31 33925
2000-06-30 35095
2000-09-30 34389
2000-12-31 37021
2001-03-31 38609
2001-06-30 37657
2001-09-30 42126
2001-12-31 40822
2002-03-31 42593
2002-06-30 47090
2002-09-30 51247
2002-12-31 53415
2003-03-31 59220
2003-06-30 69872
2003-09-30 73253
2003-12-31 86301
2004-03-31 92995
2004-06-30 95389
2004-09-30 95357
2004-12-31 108215
2005-03-31 111325
2005-06-30 109268
2005-09-30 123432
2005-12-31 140978
2006-03-31 130366
2006-06-30 144033
2006-09-30 155957
2006-12-31 185070
2007-03-31 194467
2007-06-30 211041
2007-09-30 213871
2007-12-31 254349
2008-03-31 290006
2008-06-30 302875
2008-09-30 288240
2008-12-31 259113
2009-03-31 265880
2009-06-30 277093
2009-09-30 263906
2009-12-31 250305
2010-03-31 258155
2010-06-30 264344
2010-09-30 293096
2010-12-31 256992
2011-03-31 276484
2011-06-30 284721
2011-09-30 274972
2011-12-31 259291
2012-03-31 261608
2012-06-30 267277
2012-09-30 272361
2012-12-31 261433
2013-03-31 257650
2013-06-30 244574
2013-09-30 249209
2013-12-31 250753
2014-03-31 252762
2014-06-30 240736
2014-09-30 228904
2014-12-31 226643
2015-03-31 214789
2015-06-30 221513
2015-09-30 198408
2015-12-31 218297
2016-03-31 227696
2016-06-30 206926
2016-09-30 196678
2016-12-31 181617
2017-03-31 178033
2017-06-30 184571
2017-09-30 193842
2017-12-31 199432
2018-03-31 210243
2018-06-30 209543
2018-09-30 213246
2018-12-31 215465
2019-03-31 204774
2019-06-30 200727
2019-09-30 202265
2019-12-31 215166
2020-03-31 207543
2020-06-30 219397
2020-09-30 226574
2020-12-31 251266
2021-03-31 234449
2021-06-30 239929
2021-09-30 234707
2021-12-31 228640
2022-03-31 211909
2022-06-30 198384
2022-09-30 195199
2022-12-31 196640
2023-03-31 198773
2023-06-30 199000
2023-09-30 188569