Quarter	US dollars
1999-09-30	179
1999-12-31	137
2000-03-31	175
2000-06-30	191
2000-09-30	220
2000-12-31	144
2001-03-31	141
2001-06-30	146
2001-09-30	184
2001-12-31	118
2002-03-31	155
2002-06-30	212
2002-09-30	261
2002-12-31	501
2003-03-31	553
2003-06-30	533
2003-09-30	562
2003-12-31	492
2004-03-31	561
2004-06-30	633
2004-09-30	621