In some countries this percentage exceeds 25%, such as in Bulgaria and the Czech Republic, and in others it is around 20%, such as in Portugal, Greece and Hungary.
Mõnes riigis, nagu Bulgaarias ja Tšehhi Vabariigis, on see protsent üle 25, teistes riikides, nagu Portugalis, Kreekas ja Ungaris, ligikaudu 20.