Quarterly US dollars
1999-09-30 34999
1999-12-31 38199
2000-03-31 44160
2000-06-30 39418
2000-09-30 42077
2000-12-31 51684
2001-03-31 54286
2001-06-30 50739
2001-09-30 57467
2001-12-31 52450
2002-03-31 51199
2002-06-30 51747
2002-09-30 66905
2002-12-31 54544
2003-03-31 63408
2003-06-30 63111
2003-09-30 65473
2003-12-31 72791
2004-03-31 85104
2004-06-30 88850
2004-09-30 105229
2004-12-31 100048
2005-03-31 94951
2005-06-30 107181
2005-09-30 136056
2005-12-31 107917
2006-03-31 109225
2006-06-30 104926
2006-09-30 128844
2006-12-31 116428
2007-03-31 133339
2007-06-30 120524
2007-09-30 135018
2007-12-31 129956
2008-03-31 150436
2008-06-30 151638
2008-09-30 137897
2008-12-31 133013
2009-03-31 157501
2009-06-30 153655
2009-09-30 172273
2009-12-31 172974
2010-03-31 168882
2010-06-30 172184
2010-09-30 198001
2010-12-31 170433
2011-03-31 186988
2011-06-30 183833
2011-09-30 228609
2011-12-31 187772
2012-03-31 328879
2012-06-30 307464
2012-09-30 288799
2012-12-31 261259
2013-03-31 197335
2013-06-30 183261
2013-09-30 174634
2013-12-31 157540
2014-03-31 157957
2014-06-30 147221
2014-09-30 137295
2014-12-31 132239
2015-03-31 127139
2015-06-30 126005
2015-09-30 129417
2015-12-31 143197
2016-03-31 142390
2016-06-30 154957
2016-09-30 151339
2016-12-31 170943
2017-03-31 184952
2017-06-30 191244
2017-09-30 197830
2017-12-31 184671
2018-03-31 189109
2018-06-30 211117
2018-09-30 195738
2018-12-31 149313
2019-03-31 165042
2019-06-30 168174
2019-09-30 157909
2019-12-31 160380
2020-03-31 163360
2020-06-30 192443
2020-09-30 193110
2020-12-31 207229
2021-03-31 196328
2021-06-30 195635
2021-09-30 184404
2021-12-31 192164
2022-03-31 200985
2022-06-30 191498
2022-09-30 184468
2022-12-31 199500
2023-03-31 213897
2023-06-30 211536
2023-09-30 208859