Quarter	US dollars
1999-09-30	7031
1999-12-31	6963
2000-03-31	6904
2000-06-30	6983
2000-09-30	8295
2000-12-31	8233
2001-03-31	7670
2001-06-30	8687
2001-09-30	9403
2001-12-31	9074
2002-03-31	9785
2002-06-30	11031
2002-09-30	10148
2002-12-31	10272
2003-03-31	10762
2003-06-30	11109
2003-09-30	11962
2003-12-31	12473
2004-03-31	12134
2004-06-30	14062
2004-09-30	14739
