Frequencies for first 10,000 rows of othserv variable in nhamcsopd2009 dataset :

      other |
    service |
 ordered or |
   provided |      Freq.     Percent        Cum.
------------+-----------------------------------
         no |      6,773       67.73       67.73
        yes |      3,227       32.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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