Quarter	US dollars
1999-09-30	14487
1999-12-31	16555
2000-03-31	16265
2000-06-30	16145
2000-09-30	16993
2000-12-31	20737
2001-03-31	21124
2001-06-30	17507
2001-09-30	16956
2001-12-31	18670
2002-03-31	18503
2002-06-30	13967
2002-09-30	26370
2002-12-31	19815
2003-03-31	21288
2003-06-30	18972
2003-09-30	23228
2003-12-31	27592
2004-03-31	29160
2004-06-30	31250
2004-09-30	38665