Quarter	US dollars
1999-09-30	285
1999-12-31	289
2000-03-31	287
2000-06-30	239
2000-09-30	257
2000-12-31	286
2001-03-31	270
2001-06-30	350
2001-09-30	359
2001-12-31	429
2002-03-31	440
2002-06-30	359
2002-09-30	310
2002-12-31	333
2003-03-31	454
2003-06-30	512
2003-09-30	776
2003-12-31	850
2004-03-31	930
2004-06-30	998
2004-09-30	1021