Quarter	US dollars
1999-09-30	155
1999-12-31	143
2000-03-31	147
2000-06-30	195
2000-09-30	293
2000-12-31	295
2001-03-31	351
2001-06-30	397
2001-09-30	460
2001-12-31	325
2002-03-31	328
2002-06-30	395
2002-09-30	459
2002-12-31	483
2003-03-31	593
2003-06-30	640
2003-09-30	668
2003-12-31	745
2004-03-31	788
2004-06-30	836
2004-09-30	921