Quarter	US dollars
1999-09-30	14830
1999-12-31	15326
2000-03-31	16797
2000-06-30	16664
2000-09-30	16641
2000-12-31	16876
2001-03-31	16226
2001-06-30	17059
2001-09-30	16841
2001-12-31	17038
2002-03-31	17165
2002-06-30	18853
2002-09-30	18398
2002-12-31	18796