+ print "\nZ39.50 PROTOCOL SERVICES SUPPORT\n";
+ $hr = $this->{z3950_init_opt};
+ foreach my $key (sort { $hr->{$b} <=> $hr->{$a}
+ || $a cmp $b } keys %$hr) {
+ print sprintf("%-26s%5d (%d%%)\n",
+ $key, $hr->{$key}, 100*$hr->{$key}/$this->{n});
+ }
+