Frequencies for region variable in impact2008 dataset :

     Region |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        145        4.01        4.01
          2 |        422       11.67       15.68
          3 |        610       16.87       32.56
          4 |        517       14.30       46.86
          5 |        344        9.52       56.38
          6 |        280        7.75       64.12
          7 |        560       15.49       79.61
          8 |        245        6.78       86.39
          9 |        439       12.14       98.53
         40 |         53        1.47      100.00
------------+-----------------------------------
      Total |      3,615      100.00

by Jean Roth , jroth@nber.org , 17 Mar 2016