Frequencies for region variable in impact2017 dataset :

     Region |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        137        4.02        4.02
          2 |        369       10.82       14.84
          3 |        583       17.10       31.94
          4 |        505       14.81       46.76
          5 |        303        8.89       55.65
          6 |        269        7.89       63.54
          7 |        550       16.13       79.67
          8 |        237        6.95       86.62
          9 |        405       11.88       98.50
         40 |         51        1.50      100.00
------------+-----------------------------------
      Total |      3,409      100.00

by Jean Roth , jroth@nber.org , 30 Aug 2017