Quarter	US dollars
1999-09-30	817
1999-12-31	1003
2000-03-31	935
2000-06-30	2145
2000-09-30	1218
2000-12-31	2225
2001-03-31	1816
2001-06-30	1719
2001-09-30	1414
2001-12-31	1902
2002-03-31	1719
2002-06-30	1823
2002-09-30	1964
2002-12-31	2443
2003-03-31	2744
2003-06-30	2853
2003-09-30	3381
2003-12-31	3298
2004-03-31	3692
2004-06-30	3805
2004-09-30	3568