Frequencies for first 10,000 rows of othproc variable in nhamcsopd2006 dataset :

      other |
  procedure |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      8,994       89.94       89.94
        Yes |      1,006       10.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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