According to data of the Vatican Publishing House, 370,000 paperback copies have been sold, along with 40,000 hardback copies.
The Pope published the Compendium June 28. It is a 200-page volume of 598 questions and answers, which summarizes the Catechism promulgated in 1992.
The Compendium is currently available only in Italian. Translations into other languages are under way.
The Italian bishops’ conference will give 50,000 copies of the Compendium to Italian youths who will participate in the World Youth Day in Cologne in August.