Frequencies for first 10,000 rows of p_cf3 variable in person dataset :

     Person |
    Related |
   Factor 3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,856       98.56       98.56
          1 |         23        0.23       98.79
          2 |         14        0.14       98.93
          3 |         19        0.19       99.12
          4 |          4        0.04       99.16
          5 |          1        0.01       99.17
          7 |          1        0.01       99.18
          9 |          2        0.02       99.20
         10 |         18        0.18       99.38
         11 |          2        0.02       99.40
         14 |          1        0.01       99.41
         17 |          1        0.01       99.42
         23 |          2        0.02       99.44
         24 |          2        0.02       99.46
         28 |          1        0.01       99.47
         30 |          1        0.01       99.48
         36 |          1        0.01       99.49
         38 |          1        0.01       99.50
         48 |          3        0.03       99.53
         50 |          1        0.01       99.54
         64 |          1        0.01       99.55
         99 |         45        0.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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