Human Development Index (HDI) (for 2013): A composite index measuring average achievement in three basic dimensions of human development—a long and healthy life, knowledge and a decent standard of living. See Technical note 1 (http://hdr.undp.org/en) for details on how the HDI is calculated. Source: HDRO calculations based on data from UNDESA (2013a), Barro and Lee (2013), UNESCO Institute for Statistics (2013), UN Statistics Division(2014), World Bank (2014) and IMF (2014).
GDP per capita (for 2012, in million USD): GDP in a particular period divided by the total population for the same period. Source: World Bank (2014).
Gross domestic product (GDP): Sum of gross value added by all resident producers in the economy plus any product taxes and minus any subsidies not included in the value of the products, expressed in 2005 international dollars using purchasing power parity rates.
Freedom of choice satisfaction (for 2007-2012): Percentage of respondents answering "satisfied" to the Gallup World Poll question, "In this country, are you satisfied or dissatisfied with your freedom to choose what you do with your life?". Source: Gallup (2013).