Frequencies for first 10,000 rows of prov4290 variable in posclia1998 dataset :

   prov4290 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,073       60.73       60.73
          1 |      3,848       38.48       99.21
          2 |         46        0.46       99.67
          3 |         22        0.22       99.89
          4 |          4        0.04       99.93
          5 |          2        0.02       99.95
          8 |          2        0.02       99.97
         10 |          1        0.01       99.98
         11 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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