Frequencies for cola variable in impact2007 dataset :

    Cost of |
     Living |
 Adjustment |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,651       99.29       99.29
      1.165 |          3        0.08       99.37
      1.233 |          1        0.03       99.40
      1.238 |          1        0.03       99.43
       1.25 |         21        0.57      100.00
------------+-----------------------------------
      Total |      3,677      100.00

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