Frequencies for first 10,000 rows of a7 variable in miacc dataset :

         a7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,706       57.06       57.06
          1 |         63        0.63       57.69
          2 |         97        0.97       58.66
          3 |         74        0.74       59.40
          4 |         90        0.90       60.30
          5 |         92        0.92       61.22
          6 |         90        0.90       62.12
          7 |        127        1.27       63.39
          8 |        121        1.21       64.60
          9 |        125        1.25       65.85
         10 |        138        1.38       67.23
         11 |        136        1.36       68.59
         12 |        180        1.80       70.39
         13 |        218        2.18       72.57
         14 |        172        1.72       74.29
         15 |        184        1.84       76.13
         16 |        185        1.85       77.98
         17 |        177        1.77       79.75
         18 |        178        1.78       81.53
         19 |        196        1.96       83.49
         20 |        180        1.80       85.29
         21 |        175        1.75       87.04
         22 |        187        1.87       88.91
         23 |        150        1.50       90.41
         24 |        149        1.49       91.90
         25 |        114        1.14       93.04
         26 |        119        1.19       94.23
         27 |         97        0.97       95.20
         28 |         96        0.96       96.16
         29 |         65        0.65       96.81
         30 |         63        0.63       97.44
         31 |         41        0.41       97.85
         32 |         30        0.30       98.15
         33 |         37        0.37       98.52
         34 |         29        0.29       98.81
         35 |         22        0.22       99.03
         36 |         20        0.20       99.23
         37 |         18        0.18       99.41
         38 |          9        0.09       99.50
         39 |         11        0.11       99.61
         40 |          7        0.07       99.68
         41 |          4        0.04       99.72
         42 |          9        0.09       99.81
         43 |          4        0.04       99.85
         44 |          2        0.02       99.87
         45 |          2        0.02       99.89
         46 |          4        0.04       99.93
         49 |          1        0.01       99.94
         50 |          1        0.01       99.95
         51 |          2        0.02       99.97
         60 |          2        0.02       99.99
         75 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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