Quarter	US dollars
1999-09-30	690
1999-12-31	648
2000-03-31	609
2000-06-30	639
2000-09-30	643
2000-12-31	990
2001-03-31	816
2001-06-30	806
2001-09-30	773
2001-12-31	769
2002-03-31	756
2002-06-30	748
2002-09-30	760
2002-12-31	734
2003-03-31	751
2003-06-30	759
2003-09-30	783
2003-12-31	865
2004-03-31	919
2004-06-30	990
2004-09-30	1086