Frequencies for first 10,000 rows of a4 variable in miacc dataset :

         a4 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,923       59.23       59.23
          1 |         44        0.44       59.67
          2 |         79        0.79       60.46
          3 |         64        0.64       61.10
          4 |         85        0.85       61.95
          5 |         84        0.84       62.79
          6 |        103        1.03       63.82
          7 |        107        1.07       64.89
          8 |        116        1.16       66.05
          9 |        114        1.14       67.19
         10 |        137        1.37       68.56
         11 |        145        1.45       70.01
         12 |        162        1.62       71.63
         13 |        150        1.50       73.13
         14 |        181        1.81       74.94
         15 |        175        1.75       76.69
         16 |        191        1.91       78.60
         17 |        174        1.74       80.34
         18 |        180        1.80       82.14
         19 |        185        1.85       83.99
         20 |        191        1.91       85.90
         21 |        148        1.48       87.38
         22 |        178        1.78       89.16
         23 |        150        1.50       90.66
         24 |        126        1.26       91.92
         25 |        120        1.20       93.12
         26 |        112        1.12       94.24
         27 |         90        0.90       95.14
         28 |         72        0.72       95.86
         29 |         73        0.73       96.59
         30 |         43        0.43       97.02
         31 |         40        0.40       97.42
         32 |         40        0.40       97.82
         33 |         39        0.39       98.21
         34 |         37        0.37       98.58
         35 |         28        0.28       98.86
         36 |         19        0.19       99.05
         37 |         21        0.21       99.26
         38 |         15        0.15       99.41
         39 |         11        0.11       99.52
         40 |          7        0.07       99.59
         41 |          8        0.08       99.67
         42 |          3        0.03       99.70
         43 |          7        0.07       99.77
         44 |          4        0.04       99.81
         45 |          5        0.05       99.86
         47 |          2        0.02       99.88
         48 |          2        0.02       99.90
         49 |          2        0.02       99.92
         50 |          1        0.01       99.93
         51 |          1        0.01       99.94
         52 |          2        0.02       99.96
         55 |          1        0.01       99.97
         62 |          1        0.01       99.98
         63 |          1        0.01       99.99
         65 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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