Quarter	US dollars
1999-09-30	2282
1999-12-31	1851
2000-03-31	2592
2000-06-30	2697
2000-09-30	2999
2000-12-31	2576
2001-03-31	3229
2001-06-30	2311
2001-09-30	2190
2001-12-31	2082
2002-03-31	1735
2002-06-30	2467
2002-09-30	2447
2002-12-31	2179
2003-03-31	2529
2003-06-30	2021
2003-09-30	1449
2003-12-31	1721
2004-03-31	1516
2004-06-30	1391
2004-09-30	1855