 
<prompt> Trends in childhood vaccinations | Percentage of children age 12-23 months who received all basic vaccinations at any time before the survey | (No vaccinations, 1990 NDHS, 29) (All basic vaccinations, 1990 NDHS, 36) (No vaccinations, 2003 NDHS, 13) (All basic vaccinations, 2003 NDHS, 27) (No vaccinations, 2008 NDHS, 23) (All basic vaccinations, 2008 NDHS, 29) (No vaccinations, 2013 NDHS, 21) (All basic vaccinations, 2013 NDHS, 25) (No vaccinations, 2018 NDHS, 19) (All basic vaccinations, 2018 NDHS, 31) <response> The percentage of children age 12-23 months who received all basic vaccinations increased from 23% in 2008 to 31% in 2018.  