Capital Sanaa Government Republic Currency Yemeni rial (YER) Area 527,970 km² Population 18,701,257 (July 2002 est.) Language Arabic Religion Muslim including Shaf’i (Sunni) and Zaydi (Shi’a) 97%, Jewish, Christian and Hindu 3% Zorastrianism 1% Electricity 220/50Hz (UK plug) Country code +967 Internet TLD .ye Time Zone UTC +3