Quarterly US dollars
1999-03-31 17283
1999-06-30 17143
1999-09-30 16823
1999-12-31 16030
2000-03-31 15340
2000-06-30 15337
2000-09-30 15494
2000-12-31 16945
2001-03-31 15174
2001-06-30 14707
2001-09-30 15116
2001-12-31 14378
2002-03-31 15017
2002-06-30 17193
2002-09-30 16180
2002-12-31 17599
2003-03-31 18653
2003-06-30 16727
2003-09-30 17330
2003-12-31 18629
2004-03-31 20522
2004-06-30 19062
2004-09-30 20510
2004-12-31 21162
2005-03-31 21584
2005-06-30 20827
2005-09-30 22383
2005-12-31 24947
2006-03-31 27556
2006-06-30 27462
2006-09-30 28411
2006-12-31 29299
2007-03-31 28693
2007-06-30 32693
2007-09-30 38138
2007-12-31 55134
2008-03-31 58295
2008-06-30 54627
2008-09-30 59642
2008-12-31 54401
2009-03-31 47097
2009-06-30 48032
2009-09-30 45541
2009-12-31 45192
2010-03-31 43698
2010-06-30 49073
2010-09-30 48312
2010-12-31 52389
2011-03-31 55395
2011-06-30 52757
2011-09-30 51847
2011-12-31 61566
2012-03-31 65990
2012-06-30 59742
2012-09-30 61974
2012-12-31 70860
2013-03-31 65725
2013-06-30 61471
2013-09-30 69558
2013-12-31 58811
2014-03-31 73471
2014-06-30 66456
2014-09-30 75250
2014-12-31 81689
2015-03-31 81996
2015-06-30 88832
2015-09-30 89650
2015-12-31 100560
2016-03-31 90771
2016-06-30 88864
2016-09-30 89826
2016-12-31 90660
2017-03-31 90163
2017-06-30 87638
2017-09-30 91100
2017-12-31 94122
2018-03-31 105667
2018-06-30 101661
2018-09-30 101763
2018-12-31 101049
2019-03-31 103884
2019-06-30 115539
2019-09-30 111988
2019-12-31 117309
2020-03-31 110438
2020-06-30 105835
2020-09-30 110411
2020-12-31 117363
2021-03-31 122365
2021-06-30 122276
2021-09-30 120637
2021-12-31 129391
2022-03-31 128361
2022-06-30 128661
2022-09-30 131495
2022-12-31 126028
2023-03-31 122776
2023-06-30 125748
2023-09-30 121584