Samoans' religious adherence includes the following: Christian Congregational Church of Samoa 31.8%, Roman Catholic 19.4%, Methodist 15.2%, Assembly of God 13.7%, Mormon 7.6%, Seventh-day Adventist 3.9%, Worship Centre 1.7%, other Christian 5.5%, other 0.7%, none 0.1%, unspecified 0.1% (2011 estimate). The Head of State until 2007, His Highness Malietoa Tanumafili II, was a Bahá'í convert. Samoa hosts one of seven Bahá'í Houses of Worship in the world; completed in 1984 and dedicated by the Head of State, it is located in Tiapapata, 8 km (5 mi) from Apia.
When was the Roman Catholic church built in Samoa? (If the question is unanswerable, say "unanswerable")
unanswerable