Quarter	US dollars
1999-09-30	2992
1999-12-31	3024
2000-03-31	3214
2000-06-30	2647
2000-09-30	3246
2000-12-31	3573
2001-03-31	3176
2001-06-30	3192
2001-09-30	2803
2001-12-31	2773
2002-03-31	1027
2002-06-30	1088
2002-09-30	1200
2002-12-31	1030
2003-03-31	871
2003-06-30	754
2003-09-30	719
2003-12-31	691
2004-03-31	612
2004-06-30	591
2004-09-30	505