Frequencies for pimpact1 variable in parkwork dataset :

   areas of |
   impact - |
    initial |
    contact |
      point |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         32        2.82        2.82
          2 |          9        0.79        3.62
          3 |         22        1.94        5.56
          4 |          8        0.71        6.27
          5 |         35        3.09        9.36
          6 |        423       37.33       46.69
          7 |         65        5.74       52.43
          8 |         23        2.03       54.46
          9 |         70        6.18       60.64
         10 |         20        1.77       62.40
         11 |         50        4.41       66.81
         12 |        164       14.47       81.29
         13 |         27        2.38       83.67
         14 |          5        0.44       84.11
         18 |          1        0.09       84.20
         19 |          2        0.18       84.38
         61 |         29        2.56       86.94
         62 |         17        1.50       88.44
         63 |         26        2.29       90.73
         81 |         19        1.68       92.41
         82 |          7        0.62       93.03
         83 |         15        1.32       94.35
         98 |         42        3.71       98.06
         99 |         22        1.94      100.00
------------+-----------------------------------
      Total |      1,133      100.00

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