Quarter	US dollars
1999-09-30	5004
1999-12-31	5557
2000-03-31	6685
2000-06-30	7731
2000-09-30	11027
2000-12-31	11917
2001-03-31	11667
2001-06-30	12541
2001-09-30	13500
2001-12-31	15259
2002-03-31	20691
2002-06-30	20473
2002-09-30	21046
2002-12-31	19685
2003-03-31	21324
2003-06-30	25137
2003-09-30	26971
2003-12-31	26612
2004-03-31	23810
2004-06-30	24296
2004-09-30	24586