Quarter	US dollars
1999-09-30	2200
1999-12-31	2289
2000-03-31	1900
2000-06-30	1856
2000-09-30	2618
2000-12-31	3114
2001-03-31	3453
2001-06-30	3141
2001-09-30	3057
2001-12-31	2633
2002-03-31	2281
2002-06-30	1906
2002-09-30	1851
2002-12-31	1779
2003-03-31	822
2003-06-30	579
2003-09-30	462
2003-12-31	449
2004-03-31	393
2004-06-30	742
2004-09-30	697