Frequencies for region variable in impact2012 dataset :

     Region |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        143        4.08        4.08
          2 |        389       11.11       15.20
          3 |        592       16.91       32.11
          4 |        521       14.88       46.99
          5 |        324        9.25       56.24
          6 |        275        7.85       64.10
          7 |        554       15.82       79.92
          8 |        240        6.86       86.78
          9 |        412       11.77       98.54
         40 |         51        1.46      100.00
------------+-----------------------------------
      Total |      3,501      100.00

by Jean Roth , jroth@nber.org , 16 Dec 2016