Quarter	US dollars
1999-09-30	7010
1999-12-31	9183
2000-03-31	9022
2000-06-30	10149
2000-09-30	9267
2000-12-31	9812
2001-03-31	10278
2001-06-30	11688
2001-09-30	11473
2001-12-31	11463
2002-03-31	11373
2002-06-30	11858
2002-09-30	17712
2002-12-31	17080
2003-03-31	14505
2003-06-30	30091
2003-09-30	33653
2003-12-31	35696
2004-03-31	51090
2004-06-30	43210
2004-09-30	42561