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

         a3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,061       60.61       60.61
          1 |         63        0.63       61.24
          2 |         79        0.79       62.03
          3 |         64        0.64       62.67
          4 |         69        0.69       63.36
          5 |         64        0.64       64.00
          6 |         83        0.83       64.83
          7 |         99        0.99       65.82
          8 |         88        0.88       66.70
          9 |         98        0.98       67.68
         10 |        109        1.09       68.77
         11 |        168        1.68       70.45
         12 |        138        1.38       71.83
         13 |        151        1.51       73.34
         14 |        186        1.86       75.20
         15 |        180        1.80       77.00
         16 |        176        1.76       78.76
         17 |        179        1.79       80.55
         18 |        198        1.98       82.53
         19 |        186        1.86       84.39
         20 |        185        1.85       86.24
         21 |        179        1.79       88.03
         22 |        164        1.64       89.67
         23 |        130        1.30       90.97
         24 |        134        1.34       92.31
         25 |        122        1.22       93.53
         26 |        118        1.18       94.71
         27 |         76        0.76       95.47
         28 |         68        0.68       96.15
         29 |         63        0.63       96.78
         30 |         67        0.67       97.45
         31 |         43        0.43       97.88
         32 |         37        0.37       98.25
         33 |         36        0.36       98.61
         34 |         16        0.16       98.77
         35 |         27        0.27       99.04
         36 |         23        0.23       99.27
         37 |         17        0.17       99.44
         38 |          7        0.07       99.51
         39 |          7        0.07       99.58
         40 |          7        0.07       99.65
         41 |          6        0.06       99.71
         42 |          6        0.06       99.77
         43 |          3        0.03       99.80
         44 |          7        0.07       99.87
         47 |          2        0.02       99.89
         48 |          2        0.02       99.91
         50 |          2        0.02       99.93
         51 |          1        0.01       99.94
         59 |          1        0.01       99.95
         67 |          1        0.01       99.96
         68 |          1        0.01       99.97
         79 |          1        0.01       99.98
         94 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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