Quarter	US dollars
1999-09-30	650
1999-12-31	783
2000-03-31	807
2000-06-30	802
2000-09-30	840
2000-12-31	878
2001-03-31	1065
2001-06-30	971
2001-09-30	1013
2001-12-31	1070
2002-03-31	882
2002-06-30	810
2002-09-30	758
2002-12-31	855
2003-03-31	923
2003-06-30	980
2003-09-30	562
2003-12-31	611
2004-03-31	678
2004-06-30	753
2004-09-30	679