Frequencies for first 10,000 rows of prov0485 variable in posclia1997 dataset :

   prov0485 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,439       84.39       84.39
       0131 |          5        0.05       84.44
       0228 |          3        0.03       84.47
       0309 |          1        0.01       84.48
       0331 |         20        0.20       84.68
       0430 |          8        0.08       84.76
       0530 |          1        0.01       84.77
       0531 |         13        0.13       84.90
       0630 |        142        1.42       86.32
       0701 |          1        0.01       86.33
       0730 |          1        0.01       86.34
       0731 |         14        0.14       86.48
       0813 |          1        0.01       86.49
       0825 |          1        0.01       86.50
       0830 |          2        0.02       86.52
       0831 |         24        0.24       86.76
       0903 |          1        0.01       86.77
       0930 |        560        5.60       92.37
       1031 |         18        0.18       92.55
       1130 |         14        0.14       92.69
       1230 |          3        0.03       92.72
       1231 |        728        7.28      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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