Quarter	US dollars
1999-09-30	621
1999-12-31	991
2000-03-31	731
2000-06-30	813
2000-09-30	874
2000-12-31	1295
2001-03-31	1183
2001-06-30	1222
2001-09-30	1073
2001-12-31	1246
2002-03-31	1363
2002-06-30	1552
2002-09-30	1694
2002-12-31	2218
2003-03-31	2502
2003-06-30	1835
2003-09-30	1708
2003-12-31	1841
2004-03-31	1647
2004-06-30	1416
2004-09-30	1408