Quarter	US dollars
1999-09-30	2834
1999-12-31	2828
2000-03-31	2556
2000-06-30	2448
2000-09-30	2396
2000-12-31	2237
2001-03-31	2326
2001-06-30	2221
2001-09-30	2139
2001-12-31	2451
2002-03-31	2271
2002-06-30	2420
2002-09-30	2474
2002-12-31	2355
2003-03-31	2344
2003-06-30	2424
2003-09-30	2324
2003-12-31	2605
2004-03-31	2696
2004-06-30	2922
2004-09-30	3134