Quarter	US dollars
1999-09-30	1922
1999-12-31	1881
2000-03-31	2061
2000-06-30	2197
2000-09-30	1975
2000-12-31	2604
2001-03-31	2592
2001-06-30	2388
2001-09-30	2324
2001-12-31	2713
2002-03-31	2307
2002-06-30	2626
2002-09-30	2721
2002-12-31	2863
2003-03-31	3003
2003-06-30	3078
2003-09-30	3276
2003-12-31	3719
2004-03-31	4076
2004-06-30	4298
2004-09-30	4804