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

    related |
factors (1) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,914       99.14       99.14
          5 |          3        0.03       99.17
          8 |          2        0.02       99.19
          9 |          2        0.02       99.21
         13 |          3        0.03       99.24
         18 |          3        0.03       99.27
         32 |          1        0.01       99.28
         37 |         28        0.28       99.56
         42 |          1        0.01       99.57
         56 |         14        0.14       99.71
         66 |          1        0.01       99.72
         82 |          4        0.04       99.76
         86 |          2        0.02       99.78
         87 |          2        0.02       99.80
         88 |          2        0.02       99.82
         91 |          1        0.01       99.83
         92 |          1        0.01       99.84
         99 |         16        0.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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