Quarter	US dollars
1999-09-30	507
1999-12-31	493
2000-03-31	498
2000-06-30	494
2000-09-30	297
2000-12-31	293
2001-03-31	247
2001-06-30	207
2001-09-30	260
2001-12-31	214
2002-03-31	275
2002-06-30	269
2002-09-30	277
2002-12-31	243
2003-03-31	256
2003-06-30	254
2003-09-30	236
2003-12-31	215
2004-03-31	239
2004-06-30	227
2004-09-30	290