[Kaitou]

ah, not at all, it's too simple to be much of anything really
just replace

round(($moderatorInfo[$userid]['readcurrent']/$moderatorInfo[$userid]['readtotal'])*100);

with

$moderatorInfo[$userid]['readcurrent']." of ".$moderatorInfo[$userid]['readtotal'].", ".round(($moderatorInfo[$userid]['readcurrent']/$moderatorInfo[$userid]['readtotal'])*100);

in includes/functions_modmanagment.php