Quality-of-life indicators:1.Health: Life expectancy at birth (in years). Source: US Census Bureau2.Family life: Divorce rate (per 1,000 population), converted into index of 1 (lowest divorce rates) to 5 (highest). Sources: UN; Euromonitor3.Community life: Variable taking value 1 if country has either high rate of church attendance or trade-union membership; zero otherwise. Source: World Values Survey4.Material well being: GDP per person, at PPP in $. Source: Economist Intelligence Unit5.Political stability and security: Political stability and security ratings. Source: Economist Intelligence Unit6.Climate and geography: Latitude, to distinguish between warmer and colder climates. Source: CIA World Factbook7.Job security: Unemployment rate (%.) Source: Economist Intelligence Unit8.Political freedom: Average of indexes of political and civil liberties. Scale of 1 (completely free) to 7 (unfree). Source: Freedom House9.Gender equality: Measured using ratio of average male and female earnings. Source: UNDP Human Development Reporthttp://en.wikipedia.org/wiki/Quality-of-life_Index