if ( $outcome > 97 ) { $rv .= "99"; }
 elsif ( $outcome > 93 ) { $rv .= "95"; }
 elsif ( $outcome > 85 ) { $rv .= "90"; }
 elsif ( $outcome > 75 ) { $rv .= "80"; }
 elsif ( $outcome > 65 ) { $rv .= "70"; }
 elsif ( $outcome > 55 ) { $rv .= "60"; }
 elsif ( $outcome > 45 ) { $rv .= "50"; }
 elsif ( $outcome > 35 ) { $rv .= "40"; }
 elsif ( $outcome > 25 ) { $rv .= "30"; }
 elsif ( $outcome > 15 ) { $rv .= "20"; }
 elsif ( $outcome >  7 ) { $rv .= "10"; }
 elsif ( $outcome >  3 ) { $rv .= "05"; }
 elsif ( $outcome >  0 ) { $rv .= "00"; }