Quarter	US dollars
1999-09-30	9763
1999-12-31	9768
2000-03-31	10817
2000-06-30	10326
2000-09-30	11622
2000-12-31	11045
2001-03-31	11519
2001-06-30	10882
2001-09-30	13321
2001-12-31	13675
2002-03-31	14892
2002-06-30	16427
2002-09-30	16963
2002-12-31	20351
2003-03-31	20705
2003-06-30	22399
2003-09-30	25096
2003-12-31	24209
2004-03-31	27142
2004-06-30	28798
2004-09-30	30351