Quarter	US dollars
1999-09-30	1197
1999-12-31	1058
2000-03-31	1279
2000-06-30	1239
2000-09-30	1738
2000-12-31	1634
2001-03-31	1376
2001-06-30	1568
2001-09-30	1701
2001-12-31	1900
2002-03-31	1769
2002-06-30	1752
2002-09-30	2409
2002-12-31	2532
2003-03-31	2219
2003-06-30	1931
2003-09-30	2798
2003-12-31	2288
2004-03-31	2253
2004-06-30	1953
2004-09-30	3302