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

         a7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,117       61.17       61.17
          1 |         45        0.45       61.62
          2 |         79        0.79       62.41
          3 |         80        0.80       63.21
          4 |         75        0.75       63.96
          5 |         80        0.80       64.76
          6 |        107        1.07       65.83
          7 |         99        0.99       66.82
          8 |        125        1.25       68.07
          9 |        130        1.30       69.37
         10 |        138        1.38       70.75
         11 |        149        1.49       72.24
         12 |        166        1.66       73.90
         13 |        135        1.35       75.25
         14 |        169        1.69       76.94
         15 |        176        1.76       78.70
         16 |        180        1.80       80.50
         17 |        192        1.92       82.42
         18 |        201        2.01       84.43
         19 |        163        1.63       86.06
         20 |        144        1.44       87.50
         21 |        145        1.45       88.95
         22 |        146        1.46       90.41
         23 |        132        1.32       91.73
         24 |        127        1.27       93.00
         25 |        110        1.10       94.10
         26 |         77        0.77       94.87
         27 |         90        0.90       95.77
         28 |         69        0.69       96.46
         29 |         57        0.57       97.03
         30 |         39        0.39       97.42
         31 |         45        0.45       97.87
         32 |         37        0.37       98.24
         33 |         25        0.25       98.49
         34 |         22        0.22       98.71
         35 |         14        0.14       98.85
         36 |         13        0.13       98.98
         37 |         21        0.21       99.19
         38 |         16        0.16       99.35
         39 |         12        0.12       99.47
         40 |         10        0.10       99.57
         41 |          7        0.07       99.64
         42 |          3        0.03       99.67
         43 |          4        0.04       99.71
         44 |          1        0.01       99.72
         45 |          3        0.03       99.75
         46 |          5        0.05       99.80
         47 |          4        0.04       99.84
         48 |          3        0.03       99.87
         49 |          3        0.03       99.90
         50 |          1        0.01       99.91
         52 |          2        0.02       99.93
         53 |          2        0.02       99.95
         55 |          2        0.02       99.97
         58 |          1        0.01       99.98
         60 |          1        0.01       99.99
         70 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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