Gross domestic product
Gross domestic product (GDP) is a monetary measure of the market value of all the final goods and services produced in a period of time, often annually 
GDP (nominal) per capita does not, however, reflect differences in the cost of living and the inflation rates of the countries; therefore using a basis of GDP per capita at purchasing power parity (PPP) is arguably more useful when comparing differences in living standards between nations.
List of countries by total health expenditure per capita
The chart to the right measures the total cost of health care (public and private expenditures) as a percent of GDP (gross domestic product) for a few nations. GDP is a measure of the total economy of a nation.