Quarter	US dollars
1999-09-30	555
1999-12-31	371
2000-03-31	338
2000-06-30	291
2000-09-30	244
2000-12-31	298
2001-03-31	250
2001-06-30	256
2001-09-30	231
2001-12-31	246
2002-03-31	202
2002-06-30	165
2002-09-30	160
2002-12-31	179
2003-03-31	270
2003-06-30	277
2003-09-30	264
2003-12-31	333
2004-03-31	336
2004-06-30	314
2004-09-30	360