The World Happiness Report 2016 has been released just ahead of the UN World Happiness Day on March 20. The report ranks 156 countries on their happiness levels and measures the state of well-being and how it affects a nation's progress. The report also reflects a new worldwide demand to include happiness in government policies to support better lives. The happiness quotients are measured by GDP per capita life expectancy social support and freedom to make life choices generosity and perceptions of corruptions. According to the report the happiest country in the world is Denmark followed by Switzerland and Iceland.