Quarter	US dollars
1999-09-30	68
1999-12-31	81
2000-03-31	105
2000-06-30	91
2000-09-30	75
2000-12-31	79
2001-03-31	121
2001-06-30	115
2001-09-30	101
2001-12-31	147
2002-03-31	164
2002-06-30	139
2002-09-30	135
2002-12-31	159
2003-03-31	117
2003-06-30	112
2003-09-30	156
2003-12-31	107
2004-03-31	114
2004-06-30	63
2004-09-30	65