Frequencies for first 10,000 rows of nodisp variable in namcs2002 dataset :

      Visit |
disposition |
: no answer |
    to item |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,757       97.57       97.57
        Yes |        243        2.43      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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