Happiness during each prime minister's tenure

Every prime minister since 1991, ranked by how the happiness changed from their first day in office. Politare shows what happened during a tenure; it does not claim the office-holder caused it.

#	Prime minister	In office	Total	Per year	Chart
1	Prayut Chan-o-cha	9 Jun 2019 – 22 Aug 2023	+0.22 steps 2018 → 2023	+0.04 steps/yr
2	N Prayut Chan-o-cha	22 May 2014 – 9 Jun 2019	−0.46 steps 2013 → 2018	−0.09 steps/yr

Sorted by total, highest first. Every row is indexed to the last count complete before the first day in office ("from" marks a start that had to move because that count had no data, or because the period cut it); Levels are per cent changes, rates are differences in steps; "per year" compounds levels and divides rates. Tenures with under 12 months, or under three observations, are left out. steps, 0 to 10 on the life ladder · World Happiness Report, Figure 2.1 data (Gallup World Poll): life evaluation, the national average answer to Gallup's question of where on a ladder from 0 (the worst possible life) to 10 (the best) people stand today; each point the average of three years of surveys, dated at the middle one, with the WHR's 95 % interval from 2019; 2013 is not published · Thailand data · as of Aug 2026.