$totalscoreinv{$key1}{key2}= $totalscore;

foreach $keyscore (sort by_score keys %totalscoreinv){
   print OUT "\n\n $keyscore\n";
 foreach my $keyscore2 (keys %{$totalscoreinv{$keyscore}}){
    printf(OUT "%30s %s\n", "$keyscore2= ", "$totalscoreinv{$keyscore}{$keyscore2}");
 }
}

sub by_score {
 $totalscorepass{$keyscore}{$b}<=>$totalscorepass{$keyscore}{$a};
}