Country Name: Republic of Indonesia Area: 1,904,000 sq km Population: 209,774,138 Capital City: Jakarta (pop nine million) People: More than 350 ethnic and tribal groups, including the Acehnese, Bataks, Minangkabaus (Sumatra), Javanese, Sundanese (Java) Balinese, Sasaks (Lombok) and Dani (Irian Jaya) Languages: Bahasa Indonesia is the official language, but more than 300 languages and dialects are spoken. Religion: 87% Muslim, 9% Christian, 2% Hindu, 1% Buddhist, and 1% animist. Government: Military-ruled Republic. Currency: Indonesia rupiah (rp). Time Zone: Sumatra, Java, and West and Central Kalimantan (seven hours ahead of GMT/UTC); Bali, Nusa Tenggara, South and East Kalimantan and Sulawesi (eight hours ahead); Irian Jaya and Maluku (nine hours ahead). Country Code: 62 Electricity: Mostly 220V, 50AC, but a few places are wired for 110V; sockets take round two-pronged plugs of the European variety.