Frequencies for first 10,000 rows of prov2180 variable in pos1991 dataset :

       srv: |
housekeepin |
          g |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,084       70.84       70.84
          0 |        969        9.69       80.53
          1 |      1,223       12.23       92.76
          2 |         36        0.36       93.12
          3 |          4        0.04       93.16
          4 |        583        5.83       98.99
          5 |         18        0.18       99.17
          6 |          8        0.08       99.25
          7 |         75        0.75      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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