Frequencies for first 10,000 rows of prov0485 variable in posclia2001 dataset :

   prov0485 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,309       83.09       83.09
       0131 |          5        0.05       83.14
       0228 |          4        0.04       83.18
       0331 |         27        0.27       83.45
       0430 |          9        0.09       83.54
       0530 |          1        0.01       83.55
       0531 |         17        0.17       83.72
       0630 |        159        1.59       85.31
       0701 |          1        0.01       85.32
       0731 |         12        0.12       85.44
       0825 |          1        0.01       85.45
       0830 |          3        0.03       85.48
       0831 |         23        0.23       85.71
       0902 |          1        0.01       85.72
       0903 |          1        0.01       85.73
       0930 |        564        5.64       91.37
       1001 |          1        0.01       91.38
       1031 |         15        0.15       91.53
       1130 |         17        0.17       91.70
       1230 |          3        0.03       91.73
       1231 |        827        8.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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