Quarter	US dollars
1999-09-30	726
1999-12-31	767
2000-03-31	772
2000-06-30	753
2000-09-30	776
2000-12-31	800
2001-03-31	803
2001-06-30	819
2001-09-30	883
2001-12-31	722
2002-03-31	712
2002-06-30	769
2002-09-30	368
2002-12-31	314
2003-03-31	297
2003-06-30	594
2003-09-30	633
2003-12-31	688
2004-03-31	752
2004-06-30	842
2004-09-30	778