Frequencies for cola variable in impact2003 dataset :

    Cost of |
     Living |
 Adjustment |      Freq.     Percent        Cum.
------------+-----------------------------------
       1.00 |      4,300       99.49       99.49
       1.15 |          3        0.07       99.56
       1.23 |          4        0.09       99.65
       1.25 |         15        0.35      100.00
------------+-----------------------------------
      Total |      4,322      100.00

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