Frequencies for first 10,000 rows of nodisp variable in nhamcsopd2003 dataset :

  no answer |
         to |
disposition |
       item |      Freq.     Percent        Cum.
------------+-----------------------------------
         no |      9,883       98.83       98.83
        yes |        117        1.17      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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