Quarter	US dollars
1999-09-30	11395
1999-12-31	9173
2000-03-31	10622
2000-06-30	10579
2000-09-30	12808
2000-12-31	9922
2001-03-31	11425
2001-06-30	10672
2001-09-30	14010
2001-12-31	10459
2002-03-31	12439
2002-06-30	11285
2002-09-30	15336
2002-12-31	16948
2003-03-31	16626
2003-06-30	16323
2003-09-30	20660
2003-12-31	21305
2004-03-31	25530
2004-06-30	25998
2004-09-30	23495