Quarter	US dollars
1999-09-30	2528
1999-12-31	2497
2000-03-31	2921
2000-06-30	2715
2000-09-30	2931
2000-12-31	3090
2001-03-31	3284
2001-06-30	3005
2001-09-30	2899
2001-12-31	3105
2002-03-31	2995
2002-06-30	3114
2002-09-30	2301
2002-12-31	1883
2003-03-31	2437
2003-06-30	2855
2003-09-30	2545
2003-12-31	3334
2004-03-31	4205
2004-06-30	3383
2004-09-30	4243