Almost every Spaniard. As there are 46.5 million Spain population, I would say 46.5 million (or the closest to that)
<em>Here is what I came up with </em>
<em>English: Your partner read two easy lessons.</em>
<em>Spanish: Su pareja leyo dos lecciones faciles </em>
<em>Spanish written in a different way: tu companera leer dos faciles lecciones.</em>