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

   PERSON # |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,924       59.24       59.24
          2 |      2,225       22.25       81.49
          3 |        875        8.75       90.24
          4 |        455        4.55       94.79
          5 |        208        2.08       96.87
          6 |         98        0.98       97.85
          7 |         45        0.45       98.30
          8 |         27        0.27       98.57
          9 |         16        0.16       98.73
         10 |         12        0.12       98.85
         11 |          9        0.09       98.94
         12 |          8        0.08       99.02
         13 |          8        0.08       99.10
         14 |          7        0.07       99.17
         15 |          4        0.04       99.21
         16 |          4        0.04       99.25
         17 |          4        0.04       99.29
         18 |          4        0.04       99.33
         19 |          4        0.04       99.37
         20 |          4        0.04       99.41
         21 |          4        0.04       99.45
         22 |          4        0.04       99.49
         23 |          4        0.04       99.53
         24 |          3        0.03       99.56
         25 |          3        0.03       99.59
         26 |          3        0.03       99.62
         27 |          2        0.02       99.64
         28 |          2        0.02       99.66
         29 |          2        0.02       99.68
         30 |          2        0.02       99.70
         31 |          2        0.02       99.72
         32 |          2        0.02       99.74
         33 |          2        0.02       99.76
         34 |          2        0.02       99.78
         35 |          2        0.02       99.80
         36 |          2        0.02       99.82
         37 |          2        0.02       99.84
         38 |          2        0.02       99.86
         39 |          1        0.01       99.87
         40 |          1        0.01       99.88
         41 |          1        0.01       99.89
         42 |          1        0.01       99.90
         43 |          1        0.01       99.91
         44 |          1        0.01       99.92
         45 |          1        0.01       99.93
         46 |          1        0.01       99.94
         47 |          1        0.01       99.95
         48 |          1        0.01       99.96
         49 |          1        0.01       99.97
         50 |          1        0.01       99.98
         51 |          1        0.01       99.99
         52 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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