Quarter	US dollars
1999-09-30	3204
1999-12-31	2942
2000-03-31	4309
2000-06-30	3912
2000-09-30	3841
2000-12-31	3700
2001-03-31	5225
2001-06-30	3850
2001-09-30	4392
2001-12-31	4220
2002-03-31	3718
2002-06-30	3680
2002-09-30	3727
2002-12-31	2397
2003-03-31	2848
2003-06-30	3127
2003-09-30	3813
2003-12-31	6489
2004-03-31	6800
2004-06-30	5272
2004-09-30	7791