Quarter	US dollars
1999-09-30	15
1999-12-31	21
2000-03-31	21
2000-06-30	15
2000-09-30	21
2000-12-31	31
2001-03-31	37
2001-06-30	60
2001-09-30	62
2001-12-31	61
2002-03-31	66
2002-06-30	60
2002-09-30	61
2002-12-31	61
2003-03-31	96
2003-06-30	96
2003-09-30	151
2003-12-31	66
2004-03-31	42
2004-06-30	60
2004-09-30	47