Quarterly US dollars
1986-09-30 181
1986-12-31 193
1987-03-31 206
1987-06-30 199
1987-09-30 224
1987-12-31 269
1988-03-31 235
1988-06-30 263
1988-09-30 294
1988-12-31 324
1989-03-31 364
1989-06-30 315
1989-09-30 355
1989-12-31 356
1990-03-31 404
1990-06-30 395
1990-09-30 380
1990-12-31 436
1991-03-31 377
1991-06-30 397
1991-09-30 463
1991-12-31 464
1992-03-31 501
1992-06-30 521
1992-09-30 510
1992-12-31 449
1993-03-31 461
1993-06-30 523
1993-09-30 555
1993-12-31 493
1994-03-31 524
1994-06-30 608
1994-09-30 677
1994-12-31 552
1995-03-31 418
1995-06-30 474
1995-09-30 534
1995-12-31 528
1996-03-31 499
1996-06-30 556
1996-09-30 584
1996-12-31 621
1997-03-31 523
1997-06-30 523
1997-09-30 475
1997-12-31 365
1998-03-31 310
1998-06-30 338
1998-09-30 375
1998-12-31 351
1999-03-31 393
1999-06-30 406
1999-09-30 446
1999-12-31 460
2000-03-31 414
2000-06-30 372
2000-09-30 375
2000-12-31 390
2001-03-31 379
2001-06-30 387
2001-09-30 419
2001-12-31 374
2002-03-31 359
2002-06-30 365
2002-09-30 385
2002-12-31 350
2003-03-31 355
2003-06-30 350
2003-09-30 351
2003-12-31 372
2004-03-31 340
2004-06-30 307
2004-09-30 310
2004-12-31 364
2005-03-31 348
2005-06-30 303
2005-09-30 282
2005-12-31 314
2006-03-31 317
2006-06-30 318
2006-09-30 411
2006-12-31 399
2007-03-31 429
2007-06-30 355
2007-09-30 405
2007-12-31 378
2008-03-31 360
2008-06-30 426
2008-09-30 349
2008-12-31 253
2009-03-31 220
2009-06-30 226
2009-09-30 214
2009-12-31 267
2010-03-31 231
2010-06-30 201
2010-09-30 228
2010-12-31 225
2011-03-31 245
2011-06-30 248
2011-09-30 236
2011-12-31 256
2012-03-31 184
2012-06-30 159
2012-09-30 162
2012-12-31 135
2013-03-31 119
2013-06-30 121
2013-09-30 123
2013-12-31 119
2014-03-31 106
2014-06-30 163
2014-09-30 139
2014-12-31 131
2015-03-31 131
2015-06-30 137
2015-09-30 114
2015-12-31 124
2016-03-31 130
2016-06-30 120
2016-09-30 120
2016-12-31 114
2017-03-31 107
2017-06-30 120
2017-09-30 105
2017-12-31 119
2018-03-31 119
2018-06-30 102
2018-09-30 111
2018-12-31 127
2019-03-31 146
2019-06-30 102
2019-09-30 112
2019-12-31 135
2020-03-31 129
2020-06-30 130
2020-09-30 118
2020-12-31 122
2021-03-31 119
2021-06-30 121
2021-09-30 103
2021-12-31 119
2022-03-31 135
2022-06-30 111
2022-09-30 84
2022-12-31 90
2023-03-31 94
2023-06-30 119
2023-09-30 97