Quarter	US dollars
1999-09-30	15
1999-12-31	29
2000-03-31	32
2000-06-30	39
2000-09-30	40
2000-12-31	48
2001-03-31	41
2001-06-30	72
2001-09-30	66
2001-12-31	79
2002-03-31	70
2002-06-30	69
2002-09-30	71
2002-12-31	76
2003-03-31	93
2003-06-30	152
2003-09-30	178
2003-12-31	201
2004-03-31	268
2004-06-30	268
2004-09-30	427