Quarter	US dollars
1999-09-30	1368
1999-12-31	2700
2000-03-31	3047
2000-06-30	2500
2000-09-30	2964
2000-12-31	2558
2001-03-31	2906
2001-06-30	2400
2001-09-30	3102
2001-12-31	2377
2002-03-31	3033
2002-06-30	2438
2002-09-30	3211
2002-12-31	2258
2003-03-31	2722
2003-06-30	2104
2003-09-30	3029
2003-12-31	2781
2004-03-31	3433
2004-06-30	2880
2004-09-30	3132