Quarterly US dollars
1992-03-31 1
1992-06-30 0
1992-09-30 15
1992-12-31 52
1993-03-31 61
1993-06-30 48
1993-09-30 28
1993-12-31 60
1994-03-31 42
1994-06-30 42
1994-09-30 44
1994-12-31 36
1995-03-31 34
1995-06-30 34
1995-09-30 18
1995-12-31 37
1996-03-31 12
1996-06-30 30
1996-09-30 33
1996-12-31 38
1997-03-31 46
1997-06-30 45
1997-09-30 11
1997-12-31 60
1998-03-31 119
1998-06-30 63
1998-09-30 177
1998-12-31 55
1999-03-31 154
1999-06-30 140
1999-09-30 102
1999-12-31 88
2000-03-31 115
2000-06-30 273
2000-09-30 151
2000-12-31 129
2001-03-31 174
2001-06-30 238
2001-09-30 220
2001-12-31 113
2002-03-31 207
2002-06-30 122
2002-09-30 95
2002-12-31 371
2003-03-31 516
2003-06-30 93
2003-09-30 187
2003-12-31 275
2004-03-31 266
2004-06-30 192
2004-09-30 282
2004-12-31 374
2005-03-31 601
2005-06-30 144
2005-09-30 129
2005-12-31 367
2006-03-31 89
2006-06-30 221
2006-09-30 401
2006-12-31 409
2007-03-31 297
2007-06-30 410
2007-09-30 954
2007-12-31 455
2008-03-31 716
2008-06-30 505
2008-09-30 307
2008-12-31 236
2009-03-31 244
2009-06-30 705
2009-09-30 215
2009-12-31 340
2010-03-31 126
2010-06-30 135
2010-09-30 164
2010-12-31 265
2011-03-31 212
2011-06-30 601
2011-09-30 50
2011-12-31 101
2012-03-31 65
2012-06-30 90
2012-09-30 64
2012-12-31 108
2013-03-31 78
2013-06-30 34
2013-09-30 46
2013-12-31 83
2014-03-31 74
2014-06-30 74
2014-09-30 96
2014-12-31 131
2015-03-31 120
2015-06-30 97
2015-09-30 98
2015-12-31 73
2016-03-31 83
2016-06-30 79
2016-09-30 46
2016-12-31 93
2017-03-31 79
2017-06-30 53
2017-09-30 62
2017-12-31 46
2018-03-31 66
2018-06-30 48
2018-09-30 59
2018-12-31 34
2019-03-31 48
2019-06-30 37
2019-09-30 37
2019-12-31 56
2020-03-31 51
2020-06-30 50
2020-09-30 64
2020-12-31 52
2021-03-31 61
2021-06-30 51
2021-09-30 55
2021-12-31 49
2022-03-31 60
2022-06-30 66
2022-09-30 87
2022-12-31 79
2023-03-31 72
2023-06-30 80
2023-09-30 70