Frequencies for first 10,000 rows of pid variable in h170 dataset :

     PERSON |
     NUMBER |      Freq.     Percent        Cum.
------------+-----------------------------------
        101 |      5,104       51.04       51.04
        102 |      2,683       26.83       77.87
        103 |        978        9.78       87.65
        104 |        598        5.98       93.63
        105 |        257        2.57       96.20
        106 |        105        1.05       97.25
        107 |         73        0.73       97.98
        108 |         28        0.28       98.26
        109 |          8        0.08       98.34
        110 |          5        0.05       98.39
        111 |          6        0.06       98.45
        114 |          2        0.02       98.47
        201 |        101        1.01       99.48
        202 |         19        0.19       99.67
        203 |         18        0.18       99.85
        206 |          1        0.01       99.86
        301 |         11        0.11       99.97
        302 |          1        0.01       99.98
        303 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 14 Jul 2017