Frequencies for first 10,000 rows of empstat variable in namcs2015 dataset :

  Ownership |
  status of |
  physician |      Freq.     Percent        Cum.
------------+-----------------------------------
         -8 |         30        0.30        0.30
          1 |      3,846       38.46       38.76
          2 |      2,744       27.44       66.20
          3 |      3,132       31.32       97.52
          4 |        248        2.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 25 Oct 2017