Frequencies for pimpact1 variable in parkwork dataset :

   areas of |
   impact - |
    initial |
    contact |
      point |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         21        1.93        1.93
          2 |          7        0.64        2.57
          3 |         30        2.75        5.33
          4 |         11        1.01        6.34
          5 |         32        2.94        9.27
          6 |        429       39.39       48.67
          7 |         81        7.44       56.11
          8 |         20        1.84       57.94
          9 |         56        5.14       63.09
         10 |         24        2.20       65.29
         11 |         52        4.78       70.06
         12 |        135       12.40       82.46
         13 |         17        1.56       84.02
         14 |          5        0.46       84.48
         19 |          2        0.18       84.66
         61 |         46        4.22       88.89
         62 |         16        1.47       90.36
         63 |         18        1.65       92.01
         81 |         18        1.65       93.66
         82 |          7        0.64       94.31
         83 |         10        0.92       95.22
         98 |         35        3.21       98.44
         99 |         17        1.56      100.00
------------+-----------------------------------
      Total |      1,089      100.00

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