Quarter	US dollars
1999-09-30	659
1999-12-31	598
2000-03-31	804
2000-06-30	769
2000-09-30	832
2000-12-31	849
2001-03-31	802
2001-06-30	854
2001-09-30	930
2001-12-31	771
2002-03-31	796
2002-06-30	763
2002-09-30	733
2002-12-31	641
2003-03-31	635
2003-06-30	642
2003-09-30	656
2003-12-31	598
2004-03-31	641
2004-06-30	677
2004-09-30	599