Quarterly US dollars
1986-09-30 205
1986-12-31 243
1987-03-31 271
1987-06-30 258
1987-09-30 260
1987-12-31 321
1988-03-31 349
1988-06-30 308
1988-09-30 305
1988-12-31 361
1989-03-31 381
1989-06-30 360
1989-09-30 403
1989-12-31 401
1990-03-31 417
1990-06-30 432
1990-09-30 351
1990-12-31 488
1991-03-31 471
1991-06-30 412
1991-09-30 456
1991-12-31 483
1992-03-31 466
1992-06-30 443
1992-09-30 451
1992-12-31 402
1993-03-31 399
1993-06-30 361
1993-09-30 391
1993-12-31 316
1994-03-31 274
1994-06-30 344
1994-09-30 379
1994-12-31 362
1995-03-31 267
1995-06-30 371
1995-09-30 297
1995-12-31 275
1996-03-31 263
1996-06-30 312
1996-09-30 308
1996-12-31 346
1997-03-31 351
1997-06-30 325
1997-09-30 271
1997-12-31 291
1998-03-31 295
1998-06-30 287
1998-09-30 289
1998-12-31 328
1999-03-31 318
1999-06-30 298
1999-09-30 281
1999-12-31 336
2000-03-31 286
2000-06-30 286
2000-09-30 269
2000-12-31 241
2001-03-31 229
2001-06-30 271
2001-09-30 301
2001-12-31 262
2002-03-31 288
2002-06-30 296
2002-09-30 310
2002-12-31 340
2003-03-31 296
2003-06-30 255
2003-09-30 249
2003-12-31 274
2004-03-31 277
2004-06-30 267
2004-09-30 321
2004-12-31 372
2005-03-31 374
2005-06-30 366
2005-09-30 402
2005-12-31 491
2006-03-31 538
2006-06-30 570
2006-09-30 569
2006-12-31 464
2007-03-31 345
2007-06-30 433
2007-09-30 446
2007-12-31 438
2008-03-31 405
2008-06-30 402
2008-09-30 345
2008-12-31 308
2009-03-31 357
2009-06-30 417
2009-09-30 415
2009-12-31 402
2010-03-31 441
2010-06-30 467
2010-09-30 582
2010-12-31 513
2011-03-31 504
2011-06-30 796
2011-09-30 769
2011-12-31 615
2012-03-31 608
2012-06-30 601
2012-09-30 574
2012-12-31 633
2013-03-31 534
2013-06-30 504
2013-09-30 553
2013-12-31 498
2014-03-31 549
2014-06-30 568
2014-09-30 598
2014-12-31 594
2015-03-31 651
2015-06-30 541
2015-09-30 772
2015-12-31 784
2016-03-31 699
2016-06-30 895
2016-09-30 877
2016-12-31 964
2017-03-31 960
2017-06-30 858
2017-09-30 789
2017-12-31 1087
2018-03-31 896
2018-06-30 865
2018-09-30 948
2018-12-31 978
2019-03-31 923
2019-06-30 944
2019-09-30 750
2019-12-31 756
2020-03-31 928
2020-06-30 815
2020-09-30 931
2020-12-31 847
2021-03-31 1021
2021-06-30 1218
2021-09-30 1284
2021-12-31 1365
2022-03-31 1625
2022-06-30 1919
2022-09-30 1612
2022-12-31 1003
2023-03-31 1079
2023-06-30 835
2023-09-30 862