Quarter	US dollars
1999-09-30	8997
1999-12-31	12694
2000-03-31	14095
2000-06-30	12672
2000-09-30	7143
2000-12-31	7021
2001-03-31	6571
2001-06-30	6911
2001-09-30	7580
2001-12-31	6723
2002-03-31	8755
2002-06-30	10427
2002-09-30	12861
2002-12-31	10615
2003-03-31	12472
2003-06-30	12007
2003-09-30	15825
2003-12-31	16179
2004-03-31	23207
2004-06-30	25686
2004-09-30	27440