Frequencies for cola variable in impact2001 dataset :

    Cost of |
     Living |
 Adjustment |      Freq.     Percent        Cum.
------------+-----------------------------------
       1.00 |      4,939       99.12       99.12
       1.06 |          1        0.02       99.14
       1.15 |          5        0.10       99.24
       1.23 |          7        0.14       99.38
       1.25 |         31        0.62      100.00
------------+-----------------------------------
      Total |      4,983      100.00

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