Quarterly US dollars
1986-09-30 29115
1986-12-31 30959
1987-03-31 32270
1987-06-30 36296
1987-09-30 34546
1987-12-31 40884
1988-03-31 39495
1988-06-30 39740
1988-09-30 39386
1988-12-31 41598
1989-03-31 41128
1989-06-30 40868
1989-09-30 43937
1989-12-31 45932
1990-03-31 51925
1990-06-30 51015
1990-09-30 57183
1990-12-31 60716
1991-03-31 54938
1991-06-30 52265
1991-09-30 54014
1991-12-31 58021
1992-03-31 52931
1992-06-30 55151
1992-09-30 70981
1992-12-31 77240
1993-03-31 83889
1993-06-30 70751
1993-09-30 80274
1993-12-31 79068
1994-03-31 81753
1994-06-30 85108
1994-09-30 84102
1994-12-31 90288
1995-03-31 107462
1995-06-30 109510
1995-09-30 97353
1995-12-31 98899
1996-03-31 93430
1996-06-30 88275
1996-09-30 90666
1996-12-31 82787
1997-03-31 78764
1997-06-30 80532
1997-09-30 72245
1997-12-31 90449
1998-03-31 88841
1998-06-30 88575
1998-09-30 97301
1998-12-31 96114
1999-03-31 89862
1999-06-30 80497
1999-09-30 90762
1999-12-31 75649
2000-03-31 74228
2000-06-30 72526
2000-09-30 72230
2000-12-31 74728
2001-03-31 79705
2001-06-30 80586
2001-09-30 85448
2001-12-31 81787
2002-03-31 80283
2002-06-30 84923
2002-09-30 97246
2002-12-31 119121
2003-03-31 118910
2003-06-30 124046
2003-09-30 131440
2003-12-31 115038
2004-03-31 149837
2004-06-30 139153
2004-09-30 156627
2004-12-31 155344
2005-03-31 190257
2005-06-30 202790
2005-09-30 183342
2005-12-31 219459
2006-03-31 216249
2006-06-30 212621
2006-09-30 222524
2006-12-31 228097
2007-03-31 303546
2007-06-30 317399
2007-09-30 340708
2007-12-31 335916
2008-03-31 409174
2008-06-30 346623
2008-09-30 280516
2008-12-31 284212
2009-03-31 257094
2009-06-30 251488
2009-09-30 267492
2009-12-31 278812
2010-03-31 296935
2010-06-30 275034
2010-09-30 324102
2010-12-31 285494
2011-03-31 301747
2011-06-30 307494
2011-09-30 319457
2011-12-31 308587
2012-03-31 326099
2012-06-30 309164
2012-09-30 292184
2012-12-31 320676
2013-03-31 290018
2013-06-30 280780
2013-09-30 285755
2013-12-31 257714
2014-03-31 286338
2014-06-30 275858
2014-09-30 247511
2014-12-31 235936
2015-03-31 249791
2015-06-30 252416
2015-09-30 252019
2015-12-31 233776
2016-03-31 241205
2016-06-30 228142
2016-09-30 234019
2016-12-31 218442
2017-03-31 249905
2017-06-30 238699
2017-09-30 240772
2017-12-31 213761
2018-03-31 237128
2018-06-30 223213
2018-09-30 237828
2018-12-31 232876
2019-03-31 281699
2019-06-30 295687
2019-09-30 301788
2019-12-31 265856
2020-03-31 291215
2020-06-30 265673
2020-09-30 296208
2020-12-31 334310
2021-03-31 304223
2021-06-30 293057
2021-09-30 296817
2021-12-31 283935
2022-03-31 313670
2022-06-30 272202
2022-09-30 255852
2022-12-31 248443
2023-03-31 248284
2023-06-30 250904
2023-09-30 246151