Tonga - Ocean Health Global Index Scores 66.08
via World Bank DATA360 (Ocean Health Index (OHI)) · updated 2026-10-15 · 193 economies tracked
Global rank
##102 of 193 economies
Ranking Race — Ocean Health Global Index Scores
1 = global #1 · higher value ranks higher
TongaMayotteGreenlandSt. Martin (French part)Seychelles
Real annual global ranks, 2012 - 2024. Tonga climbed from #56 to #102 (overtook Sao Tome and Principe). Gaps in a lane = missing data that year.
Key events for Tonga ↓Key Events — Tonga
Auto-detected from rank data + curated milestones
2014Fell 37 places in global rank auto
2016Climbed 31 places in global rank auto
2017Climbed 16 places in global rank auto
2019Overtook Sao Tome and Principe in global rank auto
2020Overtook Aruba in global rank auto
2020Climbed 19 places in global rank auto
2023Fell 49 places in global rank auto
2024Fell 30 places in global rank auto
Ocean Health Global Index Scores, 2012-2024
via World Bank DATA360 (Ocean Health Index (OHI)) · Score 0-100 · linear scale · ranking in the race above
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