Quarter	US dollars
1999-09-30	12108
1999-12-31	12194
2000-03-31	13039
2000-06-30	14222
2000-09-30	13594
2000-12-31	16041
2001-03-31	14958
2001-06-30	14429
2001-09-30	14771
2001-12-31	15038
2002-03-31	15323
2002-06-30	15920
2002-09-30	17734
2002-12-31	17407
2003-03-31	18046
2003-06-30	18038
2003-09-30	18832
2003-12-31	22041
2004-03-31	23801
2004-06-30	21821
2004-09-30	24273