Frequencies for first 10,000 rows of prov0485 variable in posclia1999 dataset :

   prov0485 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,334       83.34       83.34
       0131 |          5        0.05       83.39
       0228 |          3        0.03       83.42
       0309 |          1        0.01       83.43
       0331 |         23        0.23       83.66
       0430 |          9        0.09       83.75
       0530 |          1        0.01       83.76
       0531 |         14        0.14       83.90
       0630 |        156        1.56       85.46
       0701 |          1        0.01       85.47
       0730 |          1        0.01       85.48
       0731 |         15        0.15       85.63
       0813 |          1        0.01       85.64
       0825 |          1        0.01       85.65
       0830 |          2        0.02       85.67
       0831 |         26        0.26       85.93
       0903 |          1        0.01       85.94
       0930 |        564        5.64       91.58
       1031 |         18        0.18       91.76
       1130 |         16        0.16       91.92
       1230 |          3        0.03       91.95
       1231 |        805        8.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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