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

    related |
factors (1) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,917       99.17       99.17
          5 |          8        0.08       99.25
          8 |          7        0.07       99.32
          9 |          2        0.02       99.34
         13 |          2        0.02       99.36
         18 |          2        0.02       99.38
         37 |         15        0.15       99.53
         56 |         18        0.18       99.71
         62 |          1        0.01       99.72
         82 |          2        0.02       99.74
         86 |          1        0.01       99.75
         87 |          3        0.03       99.78
         88 |          8        0.08       99.86
         99 |         14        0.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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