Quarter	US dollars
1999-09-30	5595
1999-12-31	5971
2000-03-31	6054
2000-06-30	6049
2000-09-30	6298
2000-12-31	5395
2001-03-31	6277
2001-06-30	6991
2001-09-30	7182
2001-12-31	6294
2002-03-31	5162
2002-06-30	5807
2002-09-30	6482
2002-12-31	6107
2003-03-31	7351
2003-06-30	8809
2003-09-30	7709
2003-12-31	6842
2004-03-31	9631
2004-06-30	7150
2004-09-30	7773