Quarter	US dollars
1999-09-30	420
1999-12-31	419
2000-03-31	450
2000-06-30	444
2000-09-30	486
2000-12-31	502
2001-03-31	458
2001-06-30	440
2001-09-30	316
2001-12-31	354
2002-03-31	151
2002-06-30	121
2002-09-30	118
2002-12-31	114
2003-03-31	66
2003-06-30	58
2003-09-30	80
2003-12-31	50
2004-03-31	61
2004-06-30	71
2004-09-30	56