Quarterly US dollars
1986-09-30 1579
1986-12-31 1515
1987-03-31 1374
1987-06-30 1347
1987-09-30 1360
1987-12-31 1414
1988-03-31 1410
1988-06-30 1550
1988-09-30 1511
1988-12-31 1913
1989-03-31 1874
1989-06-30 1861
1989-09-30 1732
1989-12-31 1583
1990-03-31 1972
1990-06-30 1895
1990-09-30 2012
1990-12-31 1893
1991-03-31 1857
1991-06-30 1761
1991-09-30 1818
1991-12-31 1937
1992-03-31 1940
1992-06-30 2230
1992-09-30 2251
1992-12-31 2177
1993-03-31 2368
1993-06-30 2422
1993-09-30 2450
1993-12-31 2720
1994-03-31 2776
1994-06-30 2751
1994-09-30 2764
1994-12-31 2777
1995-03-31 2623
1995-06-30 2728
1995-09-30 2235
1995-12-31 2185
1996-03-31 2217
1996-06-30 2205
1996-09-30 2182
1996-12-31 2201
1997-03-31 2162
1997-06-30 2390
1997-09-30 1865
1997-12-31 1749
1998-03-31 1826
1998-06-30 1849
1998-09-30 1968
1998-12-31 1958
1999-03-31 2004
1999-06-30 1995
1999-09-30 2001
1999-12-31 1935
2000-03-31 1856
2000-06-30 1764
2000-09-30 1374
2000-12-31 1401
2001-03-31 1315
2001-06-30 1398
2001-09-30 1380
2001-12-31 1288
2002-03-31 1309
2002-06-30 1300
2002-09-30 1244
2002-12-31 1094
2003-03-31 1126
2003-06-30 1222
2003-09-30 1391
2003-12-31 1576
2004-03-31 1778
2004-06-30 2214
2004-09-30 2601
2004-12-31 2697
2005-03-31 2946
2005-06-30 2993
2005-09-30 2326
2005-12-31 2418
2006-03-31 2441
2006-06-30 2532
2006-09-30 2482
2006-12-31 2554
2007-03-31 2337
2007-06-30 2042
2007-09-30 2195
2007-12-31 2287
2008-03-31 2772
2008-06-30 2775
2008-09-30 2794
2008-12-31 2523
2009-03-31 2724
2009-06-30 2777
2009-09-30 2758
2009-12-31 2837
2010-03-31 2826
2010-06-30 2833
2010-09-30 2780
2010-12-31 2890
2011-03-31 2837
2011-06-30 2789
2011-09-30 2718
2011-12-31 2629
2012-03-31 2686
2012-06-30 2557
2012-09-30 2929
2012-12-31 3096
2013-03-31 2827
2013-06-30 3046
2013-09-30 2840
2013-12-31 2841
2014-03-31 3374
2014-06-30 2697
2014-09-30 2784
2014-12-31 2529
2015-03-31 2450
2015-06-30 3613
2015-09-30 3219
2015-12-31 3336
2016-03-31 3342
2016-06-30 3199
2016-09-30 2790
2016-12-31 2204
2017-03-31 2095
2017-06-30 1636
2017-09-30 1442
2017-12-31 1335
2018-03-31 1269
2018-06-30 1310
2018-09-30 1278
2018-12-31 1275
2019-03-31 1326
2019-06-30 1302
2019-09-30 1047
2019-12-31 1004
2020-03-31 933
2020-06-30 908
2020-09-30 904
2020-12-31 952
2021-03-31 964
2021-06-30 982
2021-09-30 1023
2021-12-31 937
2022-03-31 832
2022-06-30 780
2022-09-30 929
2022-12-31 830
2023-03-31 907
2023-06-30 963
2023-09-30 900