Frequencies for per_no variable in pbtype dataset :

     Person |
     Number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,013       93.25       93.25
          2 |        288        5.36       98.60
          3 |         51        0.95       99.55
          4 |         13        0.24       99.80
          5 |          5        0.09       99.89
          6 |          3        0.06       99.94
          7 |          2        0.04       99.98
          8 |          1        0.02      100.00
------------+-----------------------------------
      Total |      5,376      100.00

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