Released on March 20, the International Day of Happiness, the report surveyed 5,763 Vietnamese to come up with the results.
This year the Network ranked 137 countries and territories based on six factors: GDP per capita, social support, life expectancy, freedom to make life choices, generosity, and perception of corruption using data collected over a three-year period from 2020 to 2022.
The respondents were asked five questions regarding happiness on personal, social and national levels; the roles of trust and benevolence in saving lives and supporting happiness over three years of Covid-19 and other crises; and the use of social media data to measure happiness and distress.
Finland continues to be the happiest country in the world this year, marking the sixth year in a row it has been on top, followed by Denmark, Iceland and Israel.
Afghanistan was ranked the unhappiest nation, following Lebanon and Sierra Leone.