Quarter	US dollars
1999-09-30	20
1999-12-31	26
2000-03-31	37
2000-06-30	14
2000-09-30	25
2000-12-31	24
2001-03-31	43
2001-06-30	39
2001-09-30	46
2001-12-31	47
2002-03-31	31
2002-06-30	23
2002-09-30	20
2002-12-31	19
2003-03-31	17
2003-06-30	26
2003-09-30	88
2003-12-31	70
2004-03-31	59
2004-06-30	76
2004-09-30	80