Hong Kong is the top country by life expectancy in the world. As of 2015, life expectancy in Hong Kong was 84.3 years. The top 5 countries also includes Japan, Italy, Spain, and Switzerland.The description is composed by Yodatai, our digital data assistant. Have a question? Ask Yodatai ›
Life expectancy at birth indicates the number of years a newborn infant would live if prevailing patterns of mortality at the time of its birth were to stay the same throughout its life.