Frequencies for first 10,000 rows of a7 variable in miacc94 dataset :

         a7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,723       57.23       57.23
          1 |         54        0.54       57.77
          2 |         89        0.89       58.66
          3 |         78        0.78       59.44
          4 |         78        0.78       60.22
          5 |         69        0.69       60.91
          6 |        103        1.03       61.94
          7 |        105        1.05       62.99
          8 |        107        1.07       64.06
          9 |        120        1.20       65.26
         10 |        138        1.38       66.64
         11 |        150        1.50       68.14
         12 |        188        1.88       70.02
         13 |        180        1.80       71.82
         14 |        187        1.87       73.69
         15 |        191        1.91       75.60
         16 |        173        1.73       77.33
         17 |        190        1.90       79.23
         18 |        214        2.14       81.37
         19 |        173        1.73       83.10
         20 |        187        1.87       84.97
         21 |        198        1.98       86.95
         22 |        158        1.58       88.53
         23 |        147        1.47       90.00
         24 |        141        1.41       91.41
         25 |        129        1.29       92.70
         26 |        102        1.02       93.72
         27 |         96        0.96       94.68
         28 |         80        0.80       95.48
         29 |         84        0.84       96.32
         30 |         63        0.63       96.95
         31 |         41        0.41       97.36
         32 |         40        0.40       97.76
         33 |         34        0.34       98.10
         34 |         44        0.44       98.54
         35 |         22        0.22       98.76
         36 |         25        0.25       99.01
         37 |         16        0.16       99.17
         38 |         11        0.11       99.28
         39 |         11        0.11       99.39
         40 |         11        0.11       99.50
         41 |          9        0.09       99.59
         42 |          7        0.07       99.66
         43 |          9        0.09       99.75
         44 |          2        0.02       99.77
         45 |          7        0.07       99.84
         46 |          4        0.04       99.88
         47 |          1        0.01       99.89
         48 |          2        0.02       99.91
         49 |          2        0.02       99.93
         50 |          1        0.01       99.94
         52 |          1        0.01       99.95
         55 |          1        0.01       99.96
         57 |          1        0.01       99.97
         60 |          1        0.01       99.98
         63 |          1        0.01       99.99
         79 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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