Quarterly US dollars
1999-03-31 917964
1999-06-30 882839
1999-09-30 935381
1999-12-31 910322
2000-03-31 1001164
2000-06-30 995287
2000-09-30 973369
2000-12-31 1083222
2001-03-31 1154017
2001-06-30 1076043
2001-09-30 1154966
2001-12-31 1110442
2002-03-31 1078212
2002-06-30 1140500
2002-09-30 1184804
2002-12-31 1282417
2003-03-31 1360975
2003-06-30 1472636
2003-09-30 1446336
2003-12-31 1617988
2004-03-31 1807885
2004-06-30 1792519
2004-09-30 1784824
2004-12-31 1868557
2005-03-31 2010539
2005-06-30 1994823
2005-09-30 2016117
2005-12-31 1996343
2006-03-31 2177693
2006-06-30 2335553
2006-09-30 2373598
2006-12-31 2495157
2007-03-31 2880188
2007-06-30 2997950
2007-09-30 3226671
2007-12-31 3411197
2008-03-31 3797111
2008-06-30 3547106
2008-09-30 3260491
2008-12-31 2945181
2009-03-31 2792317
2009-06-30 2969607
2009-09-30 2885928
2009-12-31 2749438
2010-03-31 2726477
2010-06-30 2628696
2010-09-30 2865398
2010-12-31 2621191
2011-03-31 2680777
2011-06-30 2705502
2011-09-30 2761896
2011-12-31 2592229
2012-03-31 2788228
2012-06-30 2700984
2012-09-30 2647280
2012-12-31 2553949
2013-03-31 2406345
2013-06-30 2303267
2013-09-30 2171939
2013-12-31 2109137
2014-03-31 2156907
2014-06-30 2102202
2014-09-30 1985353
2014-12-31 1918450
2015-03-31 1927711
2015-06-30 1904911
2015-09-30 1901333
2015-12-31 1817769
2016-03-31 1865462
2016-06-30 1912076
2016-09-30 1945354
2016-12-31 1820985
2017-03-31 1883695
2017-06-30 1967058
2017-09-30 2023970
2017-12-31 2066039
2018-03-31 2139122
2018-06-30 2085122
2018-09-30 2057258
2018-12-31 1988527
2019-03-31 1961387
2019-06-30 1981539
2019-09-30 1980881
2019-12-31 1866577
2020-03-31 1966985
2020-06-30 1946599
2020-09-30 2035069
2020-12-31 2094827
2021-03-31 2109050
2021-06-30 2092945
2021-09-30 1985301
2021-12-31 1996053
2022-03-31 2044838
2022-06-30 1977514
2022-09-30 1882255
2022-12-31 1910691
2023-03-31 1913083
2023-06-30 1884216
2023-09-30 1828756