Frequencies for first 10,000 rows of harm_ev variable in person dataset :

      first |
    harmful |
      event |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        863        8.63        8.63
          2 |          3        0.03        8.66
          3 |          4        0.04        8.70
          5 |         42        0.42        9.12
          7 |          8        0.08        9.20
          8 |      1,793       17.93       27.13
          9 |        297        2.97       30.10
         10 |         27        0.27       30.37
         11 |         27        0.27       30.64
         12 |      4,581       45.81       76.45
         14 |         96        0.96       77.41
         15 |         83        0.83       78.24
         16 |          1        0.01       78.25
         17 |         32        0.32       78.57
         18 |         47        0.47       79.04
         19 |          4        0.04       79.08
         20 |          1        0.01       79.09
         21 |         12        0.12       79.21
         23 |         45        0.45       79.66
         24 |        155        1.55       81.21
         25 |         79        0.79       82.00
         26 |          1        0.01       82.01
         30 |         99        0.99       83.00
         31 |         17        0.17       83.17
         32 |         80        0.80       83.97
         33 |        352        3.52       87.49
         34 |        145        1.45       88.94
         35 |        163        1.63       90.57
         38 |         96        0.96       91.53
         39 |         30        0.30       91.83
         41 |         82        0.82       92.65
         42 |        377        3.77       96.42
         43 |         61        0.61       97.03
         44 |         19        0.19       97.22
         46 |          8        0.08       97.30
         50 |          1        0.01       97.31
         52 |         26        0.26       97.57
         53 |         29        0.29       97.86
         54 |         12        0.12       97.98
         57 |          6        0.06       98.04
         58 |         42        0.42       98.46
         59 |        101        1.01       99.47
         72 |         24        0.24       99.71
         73 |          2        0.02       99.73
         99 |         27        0.27      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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