Frequencies for first 10,000 rows of a3 variable in miacc dataset :

         a3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,956       59.56       59.56
          1 |         57        0.57       60.13
          2 |         79        0.79       60.92
          3 |         80        0.80       61.72
          4 |         85        0.85       62.57
          5 |         71        0.71       63.28
          6 |        105        1.05       64.33
          7 |         98        0.98       65.31
          8 |        128        1.28       66.59
          9 |        124        1.24       67.83
         10 |        145        1.45       69.28
         11 |        133        1.33       70.61
         12 |        154        1.54       72.15
         13 |        170        1.70       73.85
         14 |        185        1.85       75.70
         15 |        168        1.68       77.38
         16 |        213        2.13       79.51
         17 |        191        1.91       81.42
         18 |        169        1.69       83.11
         19 |        191        1.91       85.02
         20 |        152        1.52       86.54
         21 |        180        1.80       88.34
         22 |        136        1.36       89.70
         23 |        135        1.35       91.05
         24 |        129        1.29       92.34
         25 |        115        1.15       93.49
         26 |        116        1.16       94.65
         27 |         88        0.88       95.53
         28 |         84        0.84       96.37
         29 |         50        0.50       96.87
         30 |         58        0.58       97.45
         31 |         39        0.39       97.84
         32 |         48        0.48       98.32
         33 |         30        0.30       98.62
         34 |         21        0.21       98.83
         35 |         13        0.13       98.96
         36 |         19        0.19       99.15
         37 |         15        0.15       99.30
         38 |         11        0.11       99.41
         39 |         13        0.13       99.54
         40 |         10        0.10       99.64
         41 |          4        0.04       99.68
         42 |          2        0.02       99.70
         43 |          4        0.04       99.74
         44 |          4        0.04       99.78
         45 |          4        0.04       99.82
         46 |          1        0.01       99.83
         47 |          3        0.03       99.86
         48 |          1        0.01       99.87
         49 |          3        0.03       99.90
         51 |          1        0.01       99.91
         52 |          1        0.01       99.92
         54 |          1        0.01       99.93
         55 |          1        0.01       99.94
         58 |          1        0.01       99.95
         61 |          1        0.01       99.96
         65 |          1        0.01       99.97
         66 |          1        0.01       99.98
         68 |          1        0.01       99.99
         69 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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