Frequencies for first 10,000 rows of grwthdev variable in nhamcsopd2008 dataset :

growth/deve |
    lopment |      Freq.     Percent        Cum.
------------+-----------------------------------
         no |      9,519       95.19       95.19
        yes |        481        4.81      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016