Child immunization measures the percentage of children ages 12-23 months who received vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized against diphtheria, pertussis (or whooping cough), and tetanus (DPT) after receiving three doses of vaccine.

Immunization against DPT as a share of children ages 12-23 months (%)

19902000200520102011201220132014201520162017201820192020202120222023
Albania94.097.098.099.099.099.099.098.099.098.099.099.099.098.098.097.097.0
Bosnia and Herzegovina85.093.089.088.092.089.086.082.078.075.073.073.072.076.075.073.0
Bulgaria99.093.096.094.095.095.095.088.091.092.092.092.093.091.089.091.092.0
Croatia93.096.097.096.096.096.095.094.093.092.093.094.094.092.092.093.0
Czechia98.097.099.099.099.098.097.097.096.096.097.097.097.094.094.094.0
Hungary99.099.099.099.099.099.099.099.099.099.099.099.099.099.099.099.099.0
North Macedonia95.097.095.096.095.098.095.091.095.091.092.092.084.081.084.086.0
Moldova95.098.090.093.092.090.090.087.089.088.093.091.086.087.088.087.0
Montenegro94.095.094.094.091.089.089.087.086.085.084.083.080.081.0
Poland96.098.099.099.099.099.099.098.098.098.096.095.095.094.094.094.094.0
Romania96.099.097.094.089.091.092.094.089.089.082.086.088.087.086.085.078.0
Serbia95.098.091.094.091.095.093.095.092.095.096.097.092.091.092.093.0
Slovak Republic99.099.099.099.099.098.097.096.096.096.096.097.097.097.097.096.0
Slovenia91.095.096.096.096.095.095.095.094.094.093.095.095.086.089.089.0