Quarter	US dollars
1999-09-30	3603
1999-12-31	2944
2000-03-31	2776
2000-06-30	3516
2000-09-30	3634
2000-12-31	5068
2001-03-31	4112
2001-06-30	4466
2001-09-30	6069
2001-12-31	5617
2002-03-31	6125
2002-06-30	7019
2002-09-30	7391
2002-12-31	7628
2003-03-31	8579
2003-06-30	11771
2003-09-30	11437
2003-12-31	10025
2004-03-31	10665
2004-06-30	11568
2004-09-30	13390