Frequencies for first 10,000 rows of p_cf2 variable in person dataset :

     Person |
    Related |
   Factor 2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,886       98.86       98.86
          1 |          1        0.01       98.87
          2 |          4        0.04       98.91
          3 |          4        0.04       98.95
          4 |         20        0.20       99.15
          5 |          6        0.06       99.21
         24 |          1        0.01       99.22
         38 |         17        0.17       99.39
         39 |          3        0.03       99.42
         48 |          1        0.01       99.43
         99 |         57        0.57      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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