Quarterly US dollars
1986-09-30 1074
1986-12-31 928
1987-03-31 1401
1987-06-30 1595
1987-09-30 1401
1987-12-31 1065
1988-03-31 1192
1988-06-30 1158
1988-09-30 1560
1988-12-31 1155
1989-03-31 1305
1989-06-30 1440
1989-09-30 1625
1989-12-31 1670
1990-03-31 1481
1990-06-30 1519
1990-09-30 1663
1990-12-31 1492
1991-03-31 1296
1991-06-30 1248
1991-09-30 1504
1991-12-31 1529
1992-03-31 1829
1992-06-30 1915
1992-09-30 2156
1992-12-31 1899
1993-03-31 2114
1993-06-30 1942
1993-09-30 1811
1993-12-31 1747
1994-03-31 2115
1994-06-30 2262
1994-09-30 2319
1994-12-31 2197
1995-03-31 2207
1995-06-30 2187
1995-09-30 2058
1995-12-31 2390
1996-03-31 2132
1996-06-30 2366
1996-09-30 2509
1996-12-31 3145
1997-03-31 2917
1997-06-30 2814
1997-09-30 2583
1997-12-31 2765
1998-03-31 2672
1998-06-30 2659
1998-09-30 3124
1998-12-31 3142
1999-03-31 2869
1999-06-30 2148
1999-09-30 2296
1999-12-31 1667
2000-03-31 2284
2000-06-30 2738
2000-09-30 2294
2000-12-31 3118
2001-03-31 2380
2001-06-30 2515
2001-09-30 2214
2001-12-31 2092
2002-03-31 2177
2002-06-30 2492
2002-09-30 2420
2002-12-31 2693
2003-03-31 3116
2003-06-30 2970
2003-09-30 2975
2003-12-31 2917
2004-03-31 3088
2004-06-30 3158
2004-09-30 3134
2004-12-31 3402
2005-03-31 2861
2005-06-30 3811
2005-09-30 3586
2005-12-31 3343
2006-03-31 2953
2006-06-30 3218
2006-09-30 3035
2006-12-31 3271
2007-03-31 3789
2007-06-30 3779
2007-09-30 4889
2007-12-31 4709
2008-03-31 5834
2008-06-30 4157
2008-09-30 4454
2008-12-31 3676
2009-03-31 2833
2009-06-30 3285
2009-09-30 3132
2009-12-31 2468
2010-03-31 2033
2010-06-30 2590
2010-09-30 2352
2010-12-31 2527
2011-03-31 2508
2011-06-30 2463
2011-09-30 2518
2011-12-31 1945
2012-03-31 2461
2012-06-30 2327
2012-09-30 2077
2012-12-31 1962
2013-03-31 1903
2013-06-30 1832
2013-09-30 2065
2013-12-31 1673
2014-03-31 1884
2014-06-30 1662
2014-09-30 1934
2014-12-31 1848
2015-03-31 2110
2015-06-30 2162
2015-09-30 1896
2015-12-31 1804
2016-03-31 1750
2016-06-30 1834
2016-09-30 1922
2016-12-31 1861
2017-03-31 1747
2017-06-30 1913
2017-09-30 2240
2017-12-31 1942
2018-03-31 1931
2018-06-30 2072
2018-09-30 1678
2018-12-31 1528
2019-03-31 1879
2019-06-30 1985
2019-09-30 1689
2019-12-31 1861
2020-03-31 1436
2020-06-30 1016
2020-09-30 834
2020-12-31 869
2021-03-31 788
2021-06-30 599
2021-09-30 601
2021-12-31 380
2022-03-31 499
2022-06-30 497
2022-09-30 428
2022-12-31 472
2023-03-31 471
2023-06-30 477
2023-09-30 465