Quarter	US dollars
1999-03-31	767
1999-06-30	541
1999-09-30	609
1999-12-31	390
2000-03-31	326
2000-06-30	318
2000-09-30	326
2000-12-31	190
2001-03-31	284
2001-06-30	233
2001-09-30	354
2001-12-31	186
2002-03-31	181
2002-06-30	184
2002-09-30	176
2002-12-31	172
2003-03-31	166
2003-06-30	160
2003-09-30	153
2003-12-31	144
2004-03-31	142