Quarter	US dollars
1999-09-30	27614
1999-12-31	26977
2000-03-31	25735
2000-06-30	27057
2000-09-30	25371
2000-12-31	25366
2001-03-31	21771
2001-06-30	22931
2001-09-30	23684
2001-12-31	26346
2002-03-31	28009
2002-06-30	31515
2002-09-30	33307
2002-12-31	34392
2003-03-31	39281
2003-06-30	38104
2003-09-30	44072
2003-12-31	45144
2004-03-31	55811
2004-06-30	46180
2004-09-30	55958