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
Antigua and Barbuda99.095.099.098.099.098.099.099.099.092.095.095.095.096.092.099.097.0
Argentina87.083.098.094.091.091.094.094.094.092.086.086.083.074.081.084.066.0
Barbados91.093.092.086.091.087.091.094.097.097.090.095.090.085.082.086.085.0
Belize91.091.096.096.095.098.095.095.094.095.088.096.098.079.083.084.085.0
Bolivia41.075.085.091.095.093.087.085.089.087.084.083.075.068.070.069.067.0
Brazil66.098.099.099.099.095.097.093.096.089.083.087.070.077.068.077.090.0
Chile95.091.091.092.094.090.091.095.096.095.093.095.096.093.095.096.096.0
Colombia88.079.093.088.085.091.091.090.091.091.092.092.094.088.086.087.090.0
Costa Rica95.088.091.088.085.091.095.091.092.097.096.094.095.097.093.095.099.0
Cuba92.095.089.096.097.099.099.099.099.099.099.099.099.099.099.099.099.0
Dominica92.099.098.098.098.097.096.097.098.099.091.094.099.096.092.082.056.0
Dominican Republic69.078.087.088.084.085.083.091.085.087.084.087.089.082.084.088.090.0
Ecuador68.087.092.091.088.087.087.083.078.083.085.085.085.070.072.070.070.0
El Salvador80.099.089.089.089.093.092.094.094.098.092.089.096.089.097.095.096.0
Grenada80.097.099.097.095.097.097.097.092.096.096.095.094.072.077.077.086.0
Guatemala66.081.087.094.088.096.096.074.070.083.091.085.088.090.080.081.083.0
Guyana83.088.093.095.093.097.098.098.095.097.097.095.099.099.098.098.098.0
Haiti41.043.060.067.068.066.065.063.064.064.064.064.051.051.051.051.051.0
Honduras84.094.098.097.097.098.099.099.098.095.090.091.088.080.077.078.073.0
Jamaica86.093.099.094.092.096.093.092.091.099.093.097.096.096.090.098.098.0
Mexico53.097.098.095.097.099.083.087.087.093.085.088.082.072.078.083.085.0
Nicaragua70.083.086.098.098.098.098.098.098.098.098.098.098.092.087.092.089.0
Panama86.098.092.094.087.085.080.080.073.086.081.088.088.074.087.082.066.0
Paraguay67.086.096.091.092.091.091.093.092.092.091.088.086.079.070.069.071.0
Peru72.098.077.093.091.095.088.088.090.090.089.089.088.072.082.082.084.0
St. Kitts and Nevis99.099.099.096.098.098.097.098.094.098.098.098.097.099.096.096.096.0
St. Lucia89.070.095.097.099.098.099.099.099.095.080.095.092.086.080.081.074.0
St. Vincent and the Grenadines98.098.099.099.096.096.097.098.099.099.099.097.097.097.092.099.094.0
Suriname83.071.083.094.080.076.076.071.073.077.067.081.077.051.072.077.072.0
Bahamas, The86.099.093.099.098.098.097.096.095.094.094.090.089.083.086.087.087.0
Trinidad and Tobago82.090.095.090.090.092.092.092.096.097.089.099.093.096.094.093.096.0
Uruguay97.090.096.095.095.095.094.095.095.095.093.091.094.092.091.094.095.0
Venezuela, RB63.077.087.078.078.081.082.078.087.084.066.060.064.054.056.043.054.0