Frequencies for first 10,000 rows of prov4235 variable in posclia2001 dataset :

   prov4235 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,713       87.13       87.13
          1 |        590        5.90       93.03
          2 |        304        3.04       96.07
          3 |        179        1.79       97.86
          4 |        137        1.37       99.23
          5 |         50        0.50       99.73
          6 |         12        0.12       99.85
          7 |          8        0.08       99.93
          8 |          7        0.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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