Quarter	US dollars
1999-09-30	1546
1999-12-31	1103
2000-03-31	1249
2000-06-30	1576
2000-09-30	1518
2000-12-31	1322
2001-03-31	1228
2001-06-30	1318
2001-09-30	1273
2001-12-31	1316
2002-03-31	1240
2002-06-30	1514
2002-09-30	1450
2002-12-31	1162
2003-03-31	1133
2003-06-30	1172
2003-09-30	1136
2003-12-31	1103
2004-03-31	1305
2004-06-30	1324
2004-09-30	1290