Quarter	US dollars
1999-09-30	1503
1999-12-31	1383
2000-03-31	1581
2000-06-30	2298
2000-09-30	2194
2000-12-31	2670
2001-03-31	1976
2001-06-30	2377
2001-09-30	2440
2001-12-31	2345
2002-03-31	3045
2002-06-30	3982
2002-09-30	4244
2002-12-31	3821
2003-03-31	4209
2003-06-30	3851
2003-09-30	4079
2003-12-31	4380
2004-03-31	4378
2004-06-30	5499
2004-09-30	3820