Quarter	US dollars
1999-09-30	384
1999-12-31	360
2000-03-31	348
2000-06-30	327
2000-09-30	316
2000-12-31	256
2001-03-31	270
2001-06-30	246
2001-09-30	248
2001-12-31	250
2002-03-31	261
2002-06-30	269
2002-09-30	275
2002-12-31	248
2003-03-31	259
2003-06-30	254
2003-09-30	284
2003-12-31	306
2004-03-31	305
2004-06-30	330
2004-09-30	333