Frequencies for first 10,000 rows of owns variable in namcs2001 dataset :

   who owns |
       this |
  practice? |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,595       85.95       85.95
          2 |        404        4.04       89.99
          3 |        281        2.81       92.80
          4 |        131        1.31       94.11
          5 |        428        4.28       98.39
          6 |        161        1.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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