Nacimientos por cada 1,000 mujeres entre 15–19 años de edad
Fuente:
D.R. Gwatkin, S. Rutstein, K. Johnson, E.A. Suliman, and A. Wagstaff, Initial Country-Level Information about Socioeconomic Differences in Health, Nutrition, and Population, Volumes I and II (Washington, DC: The World Bank, November 2003)