Quarter	US dollars
1999-09-30	30
1999-12-31	11
2000-03-31	10
2000-06-30	15
2000-09-30	21
2000-12-31	16
2001-03-31	26
2001-06-30	25
2001-09-30	22
2001-12-31	15
2002-03-31	19
2002-06-30	20
2002-09-30	17
2002-12-31	19
2003-03-31	24
2003-06-30	28
2003-09-30	35
2003-12-31	32
2004-03-31	24
2004-06-30	25
2004-09-30	36