Quarter	US dollars
1999-09-30	534
1999-12-31	719
2000-03-31	834
2000-06-30	700
2000-09-30	572
2000-12-31	674
2001-03-31	525
2001-06-30	539
2001-09-30	494
2001-12-31	515
2002-03-31	716
2002-06-30	1018
2002-09-30	675
2002-12-31	367
2003-03-31	612
2003-06-30	584
2003-09-30	771
2003-12-31	546
2004-03-31	369
2004-06-30	381
2004-09-30	394