FRAGMENT YIELDS OF /sup 90m/Y, $sup 91$Sr, $sup 92$Sr, $sup 92$Y, $sup 93$Y, $sup 95$Zr, $sup 95$Nb, $sup 96$Nb, $sup 99$Mo, $sup 111$Ag, AND $sup 112$Ag FOR THE FISSION OF $sup 209$Bi INDUCED BY A 1000-MeV MAXIMUM ENERGY BREMSSTRAHLUNG HAVE BEEN DETERMINED RADIOCHEMICALLY.