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

         a7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,005       60.05       60.05
          1 |         45        0.45       60.50
          2 |         84        0.84       61.34
          3 |         91        0.91       62.25
          4 |         94        0.94       63.19
          5 |         84        0.84       64.03
          6 |         97        0.97       65.00
          7 |         85        0.85       65.85
          8 |        105        1.05       66.90
          9 |        102        1.02       67.92
         10 |        128        1.28       69.20
         11 |        119        1.19       70.39
         12 |        150        1.50       71.89
         13 |        150        1.50       73.39
         14 |        156        1.56       74.95
         15 |        197        1.97       76.92
         16 |        167        1.67       78.59
         17 |        184        1.84       80.43
         18 |        183        1.83       82.26
         19 |        168        1.68       83.94
         20 |        166        1.66       85.60
         21 |        162        1.62       87.22
         22 |        150        1.50       88.72
         23 |        151        1.51       90.23
         24 |        124        1.24       91.47
         25 |        111        1.11       92.58
         26 |        125        1.25       93.83
         27 |        113        1.13       94.96
         28 |         79        0.79       95.75
         29 |         48        0.48       96.23
         30 |         42        0.42       96.65
         31 |         44        0.44       97.09
         32 |         52        0.52       97.61
         33 |         33        0.33       97.94
         34 |         34        0.34       98.28
         35 |         32        0.32       98.60
         36 |         29        0.29       98.89
         37 |         19        0.19       99.08
         38 |         18        0.18       99.26
         39 |         13        0.13       99.39
         40 |         15        0.15       99.54
         41 |         11        0.11       99.65
         42 |          2        0.02       99.67
         43 |          6        0.06       99.73
         44 |          6        0.06       99.79
         45 |          2        0.02       99.81
         46 |          5        0.05       99.86
         47 |          2        0.02       99.88
         48 |          1        0.01       99.89
         49 |          1        0.01       99.90
         50 |          1        0.01       99.91
         54 |          1        0.01       99.92
         61 |          2        0.02       99.94
         63 |          1        0.01       99.95
         64 |          2        0.02       99.97
         66 |          1        0.01       99.98
         73 |          1        0.01       99.99
         76 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016