Quarter	US dollars
1999-09-30	5
1999-12-31	13
2000-03-31	13
2000-06-30	17
2000-09-30	12
2000-12-31	15
2001-03-31	17
2001-06-30	11
2001-09-30	15
2001-12-31	12
2002-03-31	19
2002-06-30	64
2002-09-30	24
2002-12-31	61
2003-03-31	63
2003-06-30	23
2003-09-30	71
2003-12-31	72
2004-03-31	18
2004-06-30	25
2004-09-30	42