Quarter	US dollars
1999-09-30	2975
1999-12-31	2699
2000-03-31	3497
2000-06-30	3576
2000-09-30	3339
2000-12-31	3447
2001-03-31	3112
2001-06-30	3446
2001-09-30	3175
2001-12-31	3403
2002-03-31	3529
2002-06-30	3796
2002-09-30	3979
2002-12-31	4194
2003-03-31	4772
2003-06-30	6617
2003-09-30	5685
2003-12-31	5966
2004-03-31	6359
2004-06-30	7032
2004-09-30	7442