  
<prompt> Trends in Basic Vaccination Coverage
 Percent of children age 12-23 months who received all basic vaccinations 
 [["1991-92 TDHS", ""], ["1996 TDHS", ""], ["1999 TRCHS", ""], ["2004-05 TDHS", ""], ["2010 TDHS", ""], ["2015-16 TDHS-MIS", ""]] 
 <response>   