Quarterly US dollars
1986-09-30 60
1986-12-31 57
1987-03-31 61
1987-06-30 61
1987-09-30 86
1987-12-31 92
1988-03-31 108
1988-06-30 80
1988-09-30 125
1988-12-31 166
1989-03-31 157
1989-06-30 112
1989-09-30 136
1989-12-31 102
1990-03-31 94
1990-06-30 104
1990-09-30 177
1990-12-31 168
1991-03-31 116
1991-06-30 102
1991-09-30 170
1991-12-31 227
1992-03-31 117
1992-06-30 139
1992-09-30 126
1992-12-31 123
1993-03-31 107
1993-06-30 102
1993-09-30 107
1993-12-31 104
1994-03-31 102
1994-06-30 108
1994-09-30 122
1994-12-31 106
1995-03-31 96
1995-06-30 139
1995-09-30 118
1995-12-31 94
1996-03-31 87
1996-06-30 98
1996-09-30 191
1996-12-31 207
1997-03-31 135
1997-06-30 133
1997-09-30 226
1997-12-31 138
1998-03-31 225
1998-06-30 294
1998-09-30 172
1998-12-31 212
1999-03-31 185
1999-06-30 199
1999-09-30 159
1999-12-31 176
2000-03-31 167
2000-06-30 149
2000-09-30 149
2000-12-31 216
2001-03-31 208
2001-06-30 204
2001-09-30 215
2001-12-31 184
2002-03-31 121
2002-06-30 143
2002-09-30 149
2002-12-31 123
2003-03-31 109
2003-06-30 105
2003-09-30 112
2003-12-31 116
2004-03-31 108
2004-06-30 87
2004-09-30 110
2004-12-31 125
2005-03-31 91
2005-06-30 102
2005-09-30 121
2005-12-31 109
2006-03-31 104
2006-06-30 110
2006-09-30 125
2006-12-31 138
2007-03-31 100
2007-06-30 104
2007-09-30 98
2007-12-31 95
2008-03-31 101
2008-06-30 105
2008-09-30 77
2008-12-31 60
2009-03-31 73
2009-06-30 79
2009-09-30 87
2009-12-31 84
2010-03-31 128
2010-06-30 128
2010-09-30 192
2010-12-31 275
2011-03-31 228
2011-06-30 240
2011-09-30 247
2011-12-31 254
2012-03-31 173
2012-06-30 217
2012-09-30 230
2012-12-31 197
2013-03-31 212
2013-06-30 346
2013-09-30 383
2013-12-31 376
2014-03-31 373
2014-06-30 360
2014-09-30 344
2014-12-31 240
2015-03-31 223
2015-06-30 265
2015-09-30 262
2015-12-31 216
2016-03-31 220
2016-06-30 158
2016-09-30 181
2016-12-31 107
2017-03-31 123
2017-06-30 156
2017-09-30 283
2017-12-31 248
2018-03-31 293
2018-06-30 303
2018-09-30 358
2018-12-31 213
2019-03-31 264
2019-06-30 166
2019-09-30 141
2019-12-31 214
2020-03-31 112
2020-06-30 130
2020-09-30 133
2020-12-31 198
2021-03-31 151
2021-06-30 119
2021-09-30 117
2021-12-31 133
2022-03-31 99
2022-06-30 136
2022-09-30 124
2022-12-31 178
2023-03-31 102
2023-06-30 269
2023-09-30 159