Quarter	US dollars
1999-09-30	16
1999-12-31	24
2000-03-31	16
2000-06-30	12
2000-09-30	37
2000-12-31	36
2001-03-31	27
2001-06-30	31
2001-09-30	25
2001-12-31	29
2002-03-31	27
2002-06-30	29
2002-09-30	31
2002-12-31	21
2003-03-31	16
2003-06-30	17
2003-09-30	23
2003-12-31	39
2004-03-31	48
2004-06-30	47
2004-09-30	38