Demographics of the world
According to the CIA - The World Factbook, the country with the highest birth rate currently is Niger at 51.26 births per 1000 people. The country with the lowest birth rate is Japan at 7.64 births per 1000 people. Hong Kong, a Special Administrative Region of China, is at 7.42 births per 1000 people. As compared to the 1950s, birth rate was at 36 births per 1000 in the 1950s, birth rate has declined by 16 births per 1000 people. In July 2011, the U.S. National Institutes of Health announced that the adolescent birth rate continues to decline.
Girl
Child marriages, where girls are married at young ages (often forced and often to much older husbands) remain common in many parts of the world. They are fairly widespread in parts of the world, especially in Africa, South Asia, Southeast and East Asia, the Middle East, Latin America, and Oceania. The ten countries with the highest rates of child marriage are: Niger, Chad, Central African Republic, Bangladesh, Guinea, Mozambique, Mali, Burkina Faso, South Sudan, and Malawi.