Quarter	US dollars
1999-09-30	109348
1999-12-31	108607
2000-03-31	110515
2000-06-30	113147
2000-09-30	118644
2000-12-31	121442
2001-03-31	126142
2001-06-30	129319
2001-09-30	132367
2001-12-31	123924
2002-03-31	128738
2002-06-30	130597
2002-09-30	131683
2002-12-31	130493
2003-03-31	132554
2003-06-30	132891
2003-09-30	133798
2003-12-31	137393
2004-03-31	144929
2004-06-30	145502
2004-09-30	148069