Frequencies for hivaids variable in snp2018 dataset :

   HIV/AIDS |      Freq.     Percent        Cum.
------------+-----------------------------------
            |     11,263       99.96       99.96
          * |          5        0.04      100.00
------------+-----------------------------------
      Total |     11,268      100.00

by Jean Roth , jroth@nber.org , 10 Sep 2018