In the Americas, the rate is 24 per 1000 in Canada, and 133 in Nicaragua [19]. The Middle East and northern parts of Africa, the eastern and southern parts of Asia, and the Pacific regions have the same average rates, including highs of 115 and 122 in Bangladesh and Oman, respectively, a low of 4 in Japan, and 18 in Tunisia [20]. In Southeast Asia, rates of teen pregnancy vary as widely as approximately 88 in Laos, 64 in Timor Lest, and 22 in Singapore. Europe has the lowest average, with four in Switzerland and 43 in Romania[19]. Ingeneral ,the difference adolescen birth rate area society with broad measures of national economic well-being.