Calculate your life expectancy online (based on the Austrian generation and annuity valuation life tables) Rank Order - Life expectancy at birth from the CIA's World Factbook. CDC year-by-year life expectancy figures for USA from the USA Centers for Disease Controls and Prevention, National Center for Health Statistics. Life expectancy in Roman times from the University of Texas. The changing influence of sex and race on life expectancy in the US from Western Washington University. Database of life expectancy from multiple countries from The human Mortality Database. Animal lifespans: Animal Lifespans from Tesarta Online (Internet Archive); The Life Span of Animals from Dr Bob's All Creatures Site. Life expectancy among the countries in the European Union (2007) Scientists Have Found the Gene That Decides How Long We Live Hans Rosling presents animated data showing global life expectancy from 1820-2020 (video) from TED Conference