Quarter	US dollars
1999-09-30	12
1999-12-31	10
2000-03-31	16
2000-06-30	14
2000-09-30	38
2000-12-31	37
2001-03-31	34
2001-06-30	25
2001-09-30	68
2001-12-31	71
2002-03-31	84
2002-06-30	96
2002-09-30	99
2002-12-31	87
2003-03-31	117
2003-06-30	157
2003-09-30	189
2003-12-31	181
2004-03-31	187
2004-06-30	238
2004-09-30	271