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

         a7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,856       48.56       48.56
          1 |         64        0.64       49.20
          2 |         96        0.96       50.16
          3 |         96        0.96       51.12
          4 |         89        0.89       52.01
          5 |         99        0.99       53.00
          6 |        117        1.17       54.17
          7 |        120        1.20       55.37
          8 |        132        1.32       56.69
          9 |        166        1.66       58.35
         10 |        176        1.76       60.11
         11 |        199        1.99       62.10
         12 |        208        2.08       64.18
         13 |        225        2.25       66.43
         14 |        223        2.23       68.66
         15 |        242        2.42       71.08
         16 |        253        2.53       73.61
         17 |        277        2.77       76.38
         18 |        229        2.29       78.67
         19 |        227        2.27       80.94
         20 |        247        2.47       83.41
         21 |        223        2.23       85.64
         22 |        208        2.08       87.72
         23 |        179        1.79       89.51
         24 |        163        1.63       91.14
         25 |        150        1.50       92.64
         26 |        118        1.18       93.82
         27 |        131        1.31       95.13
         28 |         87        0.87       96.00
         29 |         76        0.76       96.76
         30 |         70        0.70       97.46
         31 |         55        0.55       98.01
         32 |         39        0.39       98.40
         33 |         27        0.27       98.67
         34 |         16        0.16       98.83
         35 |         24        0.24       99.07
         36 |         17        0.17       99.24
         37 |         16        0.16       99.40
         38 |         16        0.16       99.56
         39 |          5        0.05       99.61
         40 |         10        0.10       99.71
         41 |          3        0.03       99.74
         42 |          3        0.03       99.77
         43 |          5        0.05       99.82
         44 |          3        0.03       99.85
         45 |          4        0.04       99.89
         46 |          2        0.02       99.91
         47 |          2        0.02       99.93
         48 |          1        0.01       99.94
         52 |          2        0.02       99.96
         53 |          1        0.01       99.97
         56 |          1        0.01       99.98
         61 |          1        0.01       99.99
         66 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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