Quarter	US dollars
1999-09-30	1304
1999-12-31	1515
2000-03-31	1672
2000-06-30	1508
2000-09-30	1583
2000-12-31	1686
2001-03-31	2595
2001-06-30	1761
2001-09-30	2909
2001-12-31	3306
2002-03-31	3012
2002-06-30	3117
2002-09-30	2425
2002-12-31	2358
2003-03-31	3261
2003-06-30	4645
2003-09-30	5549
2003-12-31	4075
2004-03-31	3847
2004-06-30	3653
2004-09-30	3423