UNlocations             United Nations Table of Locations
e0                      United Nations Time Series of Life Expectancy
migration               Dataset on Migration
mx                      Age-specific Mortality Data
percentASFR             Datasets on Age-specific Distribution of
                        Fertility Rates
pop                     Estimates and Projections of Population Counts
sexRatio                Sex Ratio at Birth
tfr                     United Nations Time Series of Total Fertility
                        Rate
wpp2017-package         World Population Prospects 2017
