A detailed Robinson projection SVG map shaded by country using a distributed red and green palette according to the World Happiness Report score in 2023. Countries without data are light grey.
gallup world poll, average 2020-2022 (where no result, there the latest)

“...asks respondents to evaluate their current life as a whole using the image of a ladder, with the best possible life for them as a 10 and worst possible as a 0.”
Base: https://commons.wikimedia.org/wiki/File:World_map_of_countries_by_World_Happiness_Report_score_(2017).svg
(2023)  World Happiness Report 2023, Category:New York:  Sustainable Development Solutions Network  ISBN:  978-1-73480-805-6. , and data for table 2.1 (.xls)
File:BlankMap-World6, compact.svg (map) - Documentation
based on version 2017 from Jolly Janner