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

   PERSON # |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,966       59.66       59.66
          2 |      2,246       22.46       82.12
          3 |        886        8.86       90.98
          4 |        454        4.54       95.52
          5 |        204        2.04       97.56
          6 |         95        0.95       98.51
          7 |         44        0.44       98.95
          8 |         29        0.29       99.24
          9 |         16        0.16       99.40
         10 |         11        0.11       99.51
         11 |          7        0.07       99.58
         12 |          6        0.06       99.64
         13 |          5        0.05       99.69
         14 |          4        0.04       99.73
         15 |          4        0.04       99.77
         16 |          4        0.04       99.81
         17 |          3        0.03       99.84
         18 |          3        0.03       99.87
         19 |          3        0.03       99.90
         20 |          2        0.02       99.92
         21 |          2        0.02       99.94
         22 |          2        0.02       99.96
         23 |          2        0.02       99.98
         24 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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