Quarter	US dollars
1999-09-30	6768
1999-12-31	6895
2000-03-31	7453
2000-06-30	8891
2000-09-30	7504
2000-12-31	9818
2001-03-31	8692
2001-06-30	8310
2001-09-30	8874
2001-12-31	9147
2002-03-31	8899
2002-06-30	8805
2002-09-30	10503
2002-12-31	10232
2003-03-31	10627
2003-06-30	10231
2003-09-30	10013
2003-12-31	12917
2004-03-31	13924
2004-06-30	11738
2004-09-30	13437