World Health Organization · Health

Tonga: Diphtheria tetanus toxoid and pertussis third-dose (DTP3) immunization coverage among 1-year-olds

94percent · 2025-2.1% since 2015

Diphtheria tetanus toxoid and pertussis third-dose (DTP3) immunization coverage among 1-year-olds (%) (WUENIC). WHO Global Health Observatory indicator WHS4_100. Annual figures for Tonga from 2000 to 2025.

20002025

Every year

YearValue (percent)Note
202594
202499
202399
202299
202199
202099
201999
201899
201799
201696
201596
201498
201399
201295
201199
201099
200999
200899
200799
200699
200599
200499
200398
200290
200194
200095

Source

Published by World Health Organization. Licence: CC BY-NC-SA 3.0 IGO. Retrieved 2026-11-07.

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Cite or download

World Health Organization (2026). Diphtheria tetanus toxoid and pertussis third-dose (DTP3) immunization coverage among 1-year-olds. Interva. https://interva.co/dataset/who-whs4-100 (accessed 2026-11-08). catalog snapshot 2026-11-07.

CSV, all countriesJSON, TongaAPI and MCP

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Tonga: Diphtheria tetanus toxoid and pertussis third-dose (DTP3) immunization coverage among 1-year-olds (2000–2025) · Interva