Complex sentence: An article in the newspaper "Aftenposten" in October 2012 noted there were about 115,234 registered Roman Catholics in Norway; the reporter estimated that the total number of people with a Roman Catholic background may be 170,000--200,000 or higher.
Split into simpler sentences: An article in the newspaper "Aftenposten" in October 2012 noted there were about 115,234 registered Catholics in Norway. The reporter estimated that the total number of people with Catholic background may be 170,000--200,000 or higher.