Quarter US dollars 1999-09-30 522 1999-12-31 355 2000-03-31 362 2000-06-30 327 2000-09-30 296 2000-12-31 239 2001-03-31 230 2001-06-30 184 2001-09-30 207 2001-12-31 329 2002-03-31 249 2002-06-30 291 2002-09-30 189 2002-12-31 196 2003-03-31 223 2003-06-30 216 2003-09-30 282 2003-12-31 340 2004-03-31 340 2004-06-30 361 2004-09-30 423