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

         a3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,976       59.76       59.76
          1 |         48        0.48       60.24
          2 |         80        0.80       61.04
          3 |         85        0.85       61.89
          4 |         95        0.95       62.84
          5 |         90        0.90       63.74
          6 |         92        0.92       64.66
          7 |         91        0.91       65.57
          8 |        109        1.09       66.66
          9 |        111        1.11       67.77
         10 |        122        1.22       68.99
         11 |        122        1.22       70.21
         12 |        135        1.35       71.56
         13 |        158        1.58       73.14
         14 |        168        1.68       74.82
         15 |        185        1.85       76.67
         16 |        162        1.62       78.29
         17 |        192        1.92       80.21
         18 |        183        1.83       82.04
         19 |        172        1.72       83.76
         20 |        160        1.60       85.36
         21 |        163        1.63       86.99
         22 |        161        1.61       88.60
         23 |        147        1.47       90.07
         24 |        147        1.47       91.54
         25 |        117        1.17       92.71
         26 |        121        1.21       93.92
         27 |        107        1.07       94.99
         28 |         72        0.72       95.71
         29 |         50        0.50       96.21
         30 |         49        0.49       96.70
         31 |         45        0.45       97.15
         32 |         49        0.49       97.64
         33 |         44        0.44       98.08
         34 |         33        0.33       98.41
         35 |         28        0.28       98.69
         36 |         26        0.26       98.95
         37 |         22        0.22       99.17
         38 |         16        0.16       99.33
         39 |         14        0.14       99.47
         40 |         13        0.13       99.60
         41 |          8        0.08       99.68
         42 |          4        0.04       99.72
         43 |          6        0.06       99.78
         44 |          5        0.05       99.83
         45 |          2        0.02       99.85
         46 |          3        0.03       99.88
         47 |          2        0.02       99.90
         48 |          2        0.02       99.92
         49 |          1        0.01       99.93
         61 |          1        0.01       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