# score multiplier for percentage of all browser versions
my $usagepct = 99.99 / sum(
- map { $_->{-total} // values %{$_} } values %{$canihas}
+ map { $_->{-total} // values %{$_} }
+ map { $canihas->{$_} }
+ grep { !/^-/ }
+ keys %{$canihas}
);
$_->{usage} = featurescore($_->{stats}) * $usagepct