Frequencies for first 10,000 rows of class94 variable in morg97 dataset :

              Class of worker |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
         Government - Federal |        196        1.96        1.96
           Government - State |        275        2.75        4.71
           Government - Local |        501        5.01        9.72
          Private, For Profit |      4,785       47.85       57.57
           Private, Nonprofit |        329        3.29       60.86
  Self-Employed, Incorporated |        245        2.45       63.31
Self-Employed, Unincorporated |        583        5.83       69.14
                  Without Pay |         10        0.10       69.24
                            . |      3,076       30.76      100.00
------------------------------+-----------------------------------
                        Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Mar 2017