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

         a3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,828       58.28       58.28
          1 |         65        0.65       58.93
          2 |         91        0.91       59.84
          3 |         90        0.90       60.74
          4 |         81        0.81       61.55
          5 |         95        0.95       62.50
          6 |         86        0.86       63.36
          7 |         98        0.98       64.34
          8 |        120        1.20       65.54
          9 |        147        1.47       67.01
         10 |        154        1.54       68.55
         11 |        156        1.56       70.11
         12 |        174        1.74       71.85
         13 |        150        1.50       73.35
         14 |        192        1.92       75.27
         15 |        184        1.84       77.11
         16 |        200        2.00       79.11
         17 |        215        2.15       81.26
         18 |        176        1.76       83.02
         19 |        183        1.83       84.85
         20 |        188        1.88       86.73
         21 |        145        1.45       88.18
         22 |        155        1.55       89.73
         23 |        135        1.35       91.08
         24 |        124        1.24       92.32
         25 |        124        1.24       93.56
         26 |        107        1.07       94.63
         27 |         97        0.97       95.60
         28 |         76        0.76       96.36
         29 |         63        0.63       96.99
         30 |         51        0.51       97.50
         31 |         34        0.34       97.84
         32 |         44        0.44       98.28
         33 |         31        0.31       98.59
         34 |         11        0.11       98.70
         35 |         30        0.30       99.00
         36 |         19        0.19       99.19
         37 |         15        0.15       99.34
         38 |          9        0.09       99.43
         39 |         10        0.10       99.53
         40 |          9        0.09       99.62
         41 |          8        0.08       99.70
         42 |          6        0.06       99.76
         44 |          3        0.03       99.79
         45 |          3        0.03       99.82
         46 |          2        0.02       99.84
         47 |          5        0.05       99.89
         48 |          1        0.01       99.90
         49 |          1        0.01       99.91
         50 |          1        0.01       99.92
         52 |          1        0.01       99.93
         53 |          1        0.01       99.94
         55 |          3        0.03       99.97
         58 |          1        0.01       99.98
         60 |          1        0.01       99.99
         61 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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