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

    INITIAL |
     IMPACT |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        881        8.81        8.81
          1 |        462        4.62       13.43
          2 |        224        2.24       15.67
          3 |        544        5.44       21.11
          4 |         80        0.80       21.91
          5 |         70        0.70       22.61
          6 |        386        3.86       26.47
          7 |        129        1.29       27.76
          8 |        114        1.14       28.90
          9 |        595        5.95       34.85
         10 |        182        1.82       36.67
         11 |        549        5.49       42.16
         12 |      4,387       43.87       86.03
         13 |         34        0.34       86.37
         14 |        300        3.00       89.37
         99 |        303        3.03       92.40
          . |        760        7.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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