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

         a3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,981       59.81       59.81
          1 |         58        0.58       60.39
          2 |         86        0.86       61.25
          3 |         59        0.59       61.84
          4 |         70        0.70       62.54
          5 |         71        0.71       63.25
          6 |         88        0.88       64.13
          7 |         92        0.92       65.05
          8 |        131        1.31       66.36
          9 |        121        1.21       67.57
         10 |        163        1.63       69.20
         11 |        142        1.42       70.62
         12 |        161        1.61       72.23
         13 |        178        1.78       74.01
         14 |        189        1.89       75.90
         15 |        184        1.84       77.74
         16 |        178        1.78       79.52
         17 |        171        1.71       81.23
         18 |        173        1.73       82.96
         19 |        164        1.64       84.60
         20 |        179        1.79       86.39
         21 |        153        1.53       87.92
         22 |        140        1.40       89.32
         23 |        118        1.18       90.50
         24 |        130        1.30       91.80
         25 |        123        1.23       93.03
         26 |        100        1.00       94.03
         27 |         84        0.84       94.87
         28 |         95        0.95       95.82
         29 |         76        0.76       96.58
         30 |         63        0.63       97.21
         31 |         45        0.45       97.66
         32 |         49        0.49       98.15
         33 |         27        0.27       98.42
         34 |         13        0.13       98.55
         35 |         25        0.25       98.80
         36 |         21        0.21       99.01
         37 |         12        0.12       99.13
         38 |         13        0.13       99.26
         39 |         15        0.15       99.41
         40 |         16        0.16       99.57
         41 |          7        0.07       99.64
         42 |          9        0.09       99.73
         43 |          2        0.02       99.75
         44 |          3        0.03       99.78
         45 |          2        0.02       99.80
         46 |          4        0.04       99.84
         47 |          2        0.02       99.86
         48 |          3        0.03       99.89
         50 |          2        0.02       99.91
         51 |          1        0.01       99.92
         53 |          5        0.05       99.97
         54 |          2        0.02       99.99
         65 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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