Frequencies for first 10,000 rows of impact1 variable in person dataset :

    INITIAL |
     IMPACT |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        878        8.78        8.78
          1 |        514        5.14       13.92
          2 |        212        2.12       16.04
          3 |        582        5.82       21.86
          4 |         92        0.92       22.78
          5 |         76        0.76       23.54
          6 |        284        2.84       26.38
          7 |         82        0.82       27.20
          8 |        125        1.25       28.45
          9 |        660        6.60       35.05
         10 |        230        2.30       37.35
         11 |        669        6.69       44.04
         12 |      4,365       43.65       87.69
         13 |         62        0.62       88.31
         14 |        314        3.14       91.45
         15 |          3        0.03       91.48
         99 |        109        1.09       92.57
          . |        743        7.43      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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