Frequencies for first 10,000 rows of afsly variable in sippp08putm1 dataset :

   REC: Allocation flag for TFSLY |      Freq.     Percent        Cum.
----------------------------------+-----------------------------------
                      Not imputed |      9,890       98.90       98.90
Statistical imputation (hot deck) |         82        0.82       99.72
             Cold deck imputation |          5        0.05       99.77
  Logical imputation (derivation) |         23        0.23      100.00
----------------------------------+-----------------------------------
                            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016