Quarter	US dollars
1999-09-30	2816
1999-12-31	2567
2000-03-31	2876
2000-06-30	3169
2000-09-30	3458
2000-12-31	4244
2001-03-31	4565
2001-06-30	5874
2001-09-30	4861
2001-12-31	4732
2002-03-31	5356
2002-06-30	5122
2002-09-30	6594
2002-12-31	6791
2003-03-31	7319
2003-06-30	7700
2003-09-30	8506
2003-12-31	8679
2004-03-31	10026
2004-06-30	8668
2004-09-30	8772