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

         a7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,542       55.42       55.42
          1 |         45        0.45       55.87
          2 |         81        0.81       56.68
          3 |         76        0.76       57.44
          4 |         84        0.84       58.28
          5 |         75        0.75       59.03
          6 |         86        0.86       59.89
          7 |        105        1.05       60.94
          8 |        127        1.27       62.21
          9 |        132        1.32       63.53
         10 |        163        1.63       65.16
         11 |        163        1.63       66.79
         12 |        179        1.79       68.58
         13 |        221        2.21       70.79
         14 |        207        2.07       72.86
         15 |        192        1.92       74.78
         16 |        222        2.22       77.00
         17 |        204        2.04       79.04
         18 |        185        1.85       80.89
         19 |        196        1.96       82.85
         20 |        186        1.86       84.71
         21 |        151        1.51       86.22
         22 |        184        1.84       88.06
         23 |        161        1.61       89.67
         24 |        146        1.46       91.13
         25 |        125        1.25       92.38
         26 |         98        0.98       93.36
         27 |        105        1.05       94.41
         28 |         80        0.80       95.21
         29 |         91        0.91       96.12
         30 |         65        0.65       96.77
         31 |         46        0.46       97.23
         32 |         55        0.55       97.78
         33 |         45        0.45       98.23
         34 |         34        0.34       98.57
         35 |         27        0.27       98.84
         36 |         21        0.21       99.05
         37 |         17        0.17       99.22
         38 |         12        0.12       99.34
         39 |         11        0.11       99.45
         40 |         13        0.13       99.58
         41 |         13        0.13       99.71
         42 |          5        0.05       99.76
         43 |          2        0.02       99.78
         44 |          6        0.06       99.84
         45 |          5        0.05       99.89
         46 |          1        0.01       99.90
         47 |          2        0.02       99.92
         49 |          1        0.01       99.93
         51 |          1        0.01       99.94
         53 |          1        0.01       99.95
         54 |          1        0.01       99.96
         56 |          1        0.01       99.97
         67 |          1        0.01       99.98
         72 |          1        0.01       99.99
         93 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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