  
<prompt> Percent of children age 12-23 months who received vaccinations | (polio, 1990, 95.3) (dpt, 1990, 94.8) (measles, 1990, 89.4) (all vaccinations, 1990, 87.9) (polio, 1997, 95.7) (dpt, 1997, 95.9) (measles, 1997, 89.9) (all vaccinations, 1997, 85.7) (polio, 2002, 97.6) (dpt, 2002, 98.2) (measles, 2002, 95.2) (all vaccinations, 2002, 93.7) (polio, 2007, 97.7) (dpt, 2007, 97.4) (measles, 2007, 94) (all vaccinations, 2007, 93.3) (polio, 2012, 98.4) (dpt, 2012, 98.4) (measles, 2012, 94.4) (all vaccinations, 2012, 94.1) <response> The proportion of children age 12-23 months who received all vaccinations increased from 87% in 1990 to 98% in 2012.  