Frequencies for first 10,000 rows of p_cf1 variable in person dataset :

     Person |
    Related |
   Factor 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,361       93.61       93.61
          1 |         27        0.27       93.88
          2 |         69        0.69       94.57
          3 |        225        2.25       96.82
          4 |        161        1.61       98.43
          5 |          1        0.01       98.44
          7 |          4        0.04       98.48
          9 |         23        0.23       98.71
         10 |         34        0.34       99.05
         11 |          4        0.04       99.09
         13 |          1        0.01       99.10
         14 |          6        0.06       99.16
         16 |          2        0.02       99.18
         18 |          6        0.06       99.24
         19 |          3        0.03       99.27
         24 |          5        0.05       99.32
         27 |          1        0.01       99.33
         28 |          4        0.04       99.37
         30 |          4        0.04       99.41
         38 |         15        0.15       99.56
         39 |          8        0.08       99.64
         42 |          1        0.01       99.65
         48 |          2        0.02       99.67
         50 |          2        0.02       99.69
         55 |          6        0.06       99.75
         56 |          2        0.02       99.77
         90 |          1        0.01       99.78
         99 |         22        0.22      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016