Quarter	US dollars
1999-09-30	1069
1999-12-31	1058
2000-03-31	1235
2000-06-30	1272
2000-09-30	1512
2000-12-31	1884
2001-03-31	1626
2001-06-30	1370
2001-09-30	1252
2001-12-31	993
2002-03-31	1015
2002-06-30	1022
2002-09-30	1065
2002-12-31	948
2003-03-31	1189
2003-06-30	1003
2003-09-30	1276
2003-12-31	1253
2004-03-31	1911
2004-06-30	4300
2004-09-30	4531