Quarter	US dollars
1999-09-30	54
1999-12-31	163
2000-03-31	175
2000-06-30	194
2000-09-30	188
2000-12-31	173
2001-03-31	193
2001-06-30	214
2001-09-30	226
2001-12-31	178
2002-03-31	187
2002-06-30	175
2002-09-30	189
2002-12-31	212
2003-03-31	218
2003-06-30	195
2003-09-30	221
2003-12-31	218
2004-03-31	189
2004-06-30	200
2004-09-30	253