This report presents new 2012 estimates of the numbers and proportions of women in the developing world using modern methods and in need of modern contraception, as well as the cost and impact of meeting this need. The estimates presented incorporate the most recent available survey data on need for and use of contraception and updated 2012 estimates of the direct costs of providing contraceptive services. They also draw on updated estimates of pregnancies and maternal deaths. In some cases, where more recent information is not available, drawing on measures from the 2009 analysis—the most important such instance being estimates of program and systems costs.