Quarterly US dollars
1999-03-31 5454
1999-06-30 5606
1999-09-30 4878
1999-12-31 5528
2000-03-31 5836
2000-06-30 5852
2000-09-30 5689
2000-12-31 7261
2001-03-31 8259
2001-06-30 8617
2001-09-30 10909
2001-12-31 14332
2002-03-31 11908
2002-06-30 13461
2002-09-30 13849
2002-12-31 14200
2003-03-31 14101
2003-06-30 16152
2003-09-30 16346
2003-12-31 28192
2004-03-31 33949
2004-06-30 33463
2004-09-30 29760
2004-12-31 39464
2005-03-31 39972
2005-06-30 40631
2005-09-30 47854
2005-12-31 38845
2006-03-31 39751
2006-06-30 44343
2006-09-30 47314
2006-12-31 60229
2007-03-31 63476
2007-06-30 70851
2007-09-30 85872
2007-12-31 102970
2008-03-31 109258
2008-06-30 111159
2008-09-30 94475
2008-12-31 95156
2009-03-31 75651
2009-06-30 87251
2009-09-30 86909
2009-12-31 70968
2010-03-31 68683
2010-06-30 59708
2010-09-30 72341
2010-12-31 84663
2011-03-31 81242
2011-06-30 90103
2011-09-30 76514
2011-12-31 73868
2012-03-31 80617
2012-06-30 87785
2012-09-30 85792
2012-12-31 91830
2013-03-31 87488
2013-06-30 95066
2013-09-30 74999
2013-12-31 82057
2014-03-31 91860
2014-06-30 88492
2014-09-30 86458
2014-12-31 80184
2015-03-31 80935
2015-06-30 84056
2015-09-30 92805
2015-12-31 107675
2016-03-31 108051
2016-06-30 103837
2016-09-30 107004
2016-12-31 103879
2017-03-31 111859
2017-06-30 118721
2017-09-30 121536
2017-12-31 117210
2018-03-31 128732
2018-06-30 104740
2018-09-30 115670
2018-12-31 116232
2019-03-31 106070
2019-06-30 108431
2019-09-30 120629
2019-12-31 119919
2020-03-31 124865
2020-06-30 114586
2020-09-30 106259
2020-12-31 115159
2021-03-31 112951
2021-06-30 118986
2021-09-30 117844
2021-12-31 123869
2022-03-31 128723
2022-06-30 125203
2022-09-30 123201
2022-12-31 139675
2023-03-31 131971
2023-06-30 130841
2023-09-30 128515