Frequencies for first 10,000 rows of prov2075 variable in pos1993 dataset :

       srv: |
  appliance |
        and |
  equipment |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,870       88.70       88.70
          0 |        930        9.30       98.00
          1 |         49        0.49       98.49
          2 |        144        1.44       99.93
          3 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016