English Series: Population Studies World Contraceptive Use 2011 (Wall Chart) Author: UN, DESA Publication date: April 2011 Page count: 0 Language(s) in this book: English Sales number: 11.XIII.2 Available Formats Unavailable About the product World Contraceptive Use 2011 provides the latest information available about contraceptive prevalence, by method, and unmet need for family planning for countries and regions of the world.