Quarter	US dollars
1999-09-30	295
1999-12-31	282
2000-03-31	289
2000-06-30	342
2000-09-30	288
2000-12-31	306
2001-03-31	279
2001-06-30	252
2001-09-30	263
2001-12-31	288
2002-03-31	235
2002-06-30	244
2002-09-30	346
2002-12-31	402
2003-03-31	406
2003-06-30	447
2003-09-30	450
2003-12-31	380
2004-03-31	448
2004-06-30	457
2004-09-30	396