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

         a3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,306       53.06       53.06
          1 |         53        0.53       53.59
          2 |         91        0.91       54.50
          3 |         87        0.87       55.37
          4 |         86        0.86       56.23
          5 |         85        0.85       57.08
          6 |        106        1.06       58.14
          7 |        120        1.20       59.34
          8 |        126        1.26       60.60
          9 |        148        1.48       62.08
         10 |        166        1.66       63.74
         11 |        158        1.58       65.32
         12 |        190        1.90       67.22
         13 |        199        1.99       69.21
         14 |        224        2.24       71.45
         15 |        242        2.42       73.87
         16 |        220        2.20       76.07
         17 |        215        2.15       78.22
         18 |        218        2.18       80.40
         19 |        211        2.11       82.51
         20 |        206        2.06       84.57
         21 |        209        2.09       86.66
         22 |        184        1.84       88.50
         23 |        172        1.72       90.22
         24 |        140        1.40       91.62
         25 |        134        1.34       92.96
         26 |        103        1.03       93.99
         27 |        106        1.06       95.05
         28 |         91        0.91       95.96
         29 |         86        0.86       96.82
         30 |         49        0.49       97.31
         31 |         44        0.44       97.75
         32 |         44        0.44       98.19
         33 |         33        0.33       98.52
         34 |         31        0.31       98.83
         35 |         21        0.21       99.04
         36 |         23        0.23       99.27
         37 |         18        0.18       99.45
         38 |         11        0.11       99.56
         39 |          6        0.06       99.62
         40 |          6        0.06       99.68
         41 |          8        0.08       99.76
         42 |          4        0.04       99.80
         43 |          3        0.03       99.83
         44 |          4        0.04       99.87
         45 |          2        0.02       99.89
         47 |          1        0.01       99.90
         48 |          3        0.03       99.93
         49 |          1        0.01       99.94
         51 |          2        0.02       99.96
         52 |          2        0.02       99.98
         56 |          1        0.01       99.99
         62 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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