Quarterly US dollars
1999-03-31 116847
1999-06-30 98651
1999-09-30 112658
1999-12-31 85969
2000-03-31 96577
2000-06-30 94518
2000-09-30 83444
2000-12-31 92268
2001-03-31 123493
2001-06-30 118761
2001-09-30 113466
2001-12-31 113518
2002-03-31 112321
2002-06-30 103089
2002-09-30 117400
2002-12-31 117529
2003-03-31 117575
2003-06-30 133729
2003-09-30 150307
2003-12-31 155853
2004-03-31 176176
2004-06-30 179983
2004-09-30 169525
2004-12-31 194107
2005-03-31 208529
2005-06-30 221378
2005-09-30 195406
2005-12-31 199988
2006-03-31 157501
2006-06-30 152924
2006-09-30 152771
2006-12-31 180116
2007-03-31 195501
2007-06-30 219498
2007-09-30 233258
2007-12-31 247499
2008-03-31 297171
2008-06-30 265815
2008-09-30 242420
2008-12-31 271597
2009-03-31 245667
2009-06-30 249378
2009-09-30 250162
2009-12-31 253635
2010-03-31 273511
2010-06-30 262012
2010-09-30 286950
2010-12-31 277247
2011-03-31 265330
2011-06-30 264448
2011-09-30 264060
2011-12-31 221070
2012-03-31 210720
2012-06-30 202792
2012-09-30 203093
2012-12-31 196003
2013-03-31 182868
2013-06-30 174668
2013-09-30 176391
2013-12-31 179329
2014-03-31 174379
2014-06-30 170869
2014-09-30 162183
2014-12-31 158728
2015-03-31 172777
2015-06-30 184345
2015-09-30 196260
2015-12-31 153255
2016-03-31 156394
2016-06-30 137581
2016-09-30 139670
2016-12-31 134230
2017-03-31 138406
2017-06-30 136222
2017-09-30 115589
2017-12-31 103563
2018-03-31 102931
2018-06-30 115119
2018-09-30 123718
2018-12-31 111942
2019-03-31 107885
2019-06-30 105263
2019-09-30 101508
2019-12-31 106550
2020-03-31 121743
2020-06-30 111686
2020-09-30 112457
2020-12-31 109447
2021-03-31 109001
2021-06-30 103910
2021-09-30 116492
2021-12-31 115120
2022-03-31 132907
2022-06-30 122128
2022-09-30 105584
2022-12-31 112017
2023-03-31 107792
2023-06-30 97326
2023-09-30 99435