Quarter	US dollars
1999-09-30	48
1999-12-31	79
2000-03-31	94
2000-06-30	129
2000-09-30	61
2000-12-31	66
2001-03-31	57
2001-06-30	505
2001-09-30	504
2001-12-31	435
2002-03-31	441
2002-06-30	514
2002-09-30	519
2002-12-31	404
2003-03-31	387
2003-06-30	328
2003-09-30	384
2003-12-31	260
2004-03-31	300
2004-06-30	261
2004-09-30	362