Frequencies for first 10,000 rows of a6 variable in miacc dataset :

         a6 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,811       48.11       48.11
          1 |         48        0.48       48.59
          2 |        100        1.00       49.59
          3 |         64        0.64       50.23
          4 |        102        1.02       51.25
          5 |        114        1.14       52.39
          6 |        114        1.14       53.53
          7 |        129        1.29       54.82
          8 |        147        1.47       56.29
          9 |        153        1.53       57.82
         10 |        161        1.61       59.43
         11 |        180        1.80       61.23
         12 |        219        2.19       63.42
         13 |        222        2.22       65.64
         14 |        253        2.53       68.17
         15 |        238        2.38       70.55
         16 |        253        2.53       73.08
         17 |        239        2.39       75.47
         18 |        255        2.55       78.02
         19 |        250        2.50       80.52
         20 |        217        2.17       82.69
         21 |        200        2.00       84.69
         22 |        236        2.36       87.05
         23 |        180        1.80       88.85
         24 |        187        1.87       90.72
         25 |        154        1.54       92.26
         26 |        146        1.46       93.72
         27 |        103        1.03       94.75
         28 |         77        0.77       95.52
         29 |         76        0.76       96.28
         30 |         66        0.66       96.94
         31 |         69        0.69       97.63
         32 |         44        0.44       98.07
         33 |         38        0.38       98.45
         34 |         31        0.31       98.76
         35 |         24        0.24       99.00
         36 |         12        0.12       99.12
         37 |         14        0.14       99.26
         38 |         19        0.19       99.45
         39 |         12        0.12       99.57
         40 |          6        0.06       99.63
         41 |          9        0.09       99.72
         42 |          6        0.06       99.78
         43 |          6        0.06       99.84
         44 |          1        0.01       99.85
         45 |          4        0.04       99.89
         46 |          1        0.01       99.90
         48 |          2        0.02       99.92
         49 |          1        0.01       99.93
         50 |          1        0.01       99.94
         53 |          3        0.03       99.97
         62 |          1        0.01       99.98
         70 |          1        0.01       99.99
         78 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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