Frequencies for colaop variable in impact1998 dataset :

  Operating |
    Cost of |
     Living |
 Adjustment |
(AK and HI) |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      5,139       99.17       99.17
       1.15 |          5        0.10       99.27
      1.225 |         16        0.31       99.58
       1.25 |         22        0.42      100.00
------------+-----------------------------------
      Total |      5,182      100.00

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