Frequencies for first 10,000 rows of p_sf1 variable in person dataset :

    related |
factors (1) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,919       99.19       99.19
          5 |          8        0.08       99.27
          8 |          7        0.07       99.34
          9 |          2        0.02       99.36
         13 |          2        0.02       99.38
         18 |          2        0.02       99.40
         37 |         14        0.14       99.54
         56 |         18        0.18       99.72
         62 |          1        0.01       99.73
         82 |          2        0.02       99.75
         86 |          1        0.01       99.76
         87 |          3        0.03       99.79
         88 |          7        0.07       99.86
         99 |         14        0.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016