Frequencies for first 10,000 rows of sasdappt variable in namcs2012 dataset :

        Does your |
practice set time |
   aside for same |
day appointments? |      Freq.     Percent        Cum.
------------------+-----------------------------------
       Don't know |         73        0.73        0.73
              Yes |      6,272       62.72       63.45
               No |      3,655       36.55      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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