There are an estimated 1.2 billion Roman Catholics in the world, according to Vatican figures. More than 40% of the world’s Catholics live in Latin America – but Africa has seen the biggest growth in Catholic congregations in recent years. – BBC

The country where the membership of the church is the largest percentage of the population is Vatican City at 100%. According to the Census of the 2014 Annuario Pontificio (Pontifical Yearbook), the number of Catholics in the world was about 1.228 billion at the end of 2012.

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