Around 1570, of the at least 700 Protestant congregations in Poland-Lithuania, over 420 were Calvinist and over 140 Lutheran, with the latter including 30-40 ethnically Polish.
1570. aasta paiku oli vähemalt 700 protestantlikust kogudusest Poola-Leedus üle 420 kalvinistlikud ja üle 140 luterlikud, viimastest 30-40 etniliselt poola.