Religions Protestant 73.4% Church of Melanesia 31.9% South Sea Evangelical 17.1% Seventh-day Adventist 11.7% United Church 10.1% Roman Catholic 19.6% Other Christian 2.9% Other 4% Unspecified 0.1% Languages Melanesian Pidgin (lingua franca) English (official) (spoken by only 1–2% of the population) 120 Indigenous Languages Literacy Total population: 84.1% Male: 88.9% Female: 79.2% References Society of the Solomon Islands