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

EMP: Allocation flag for ETIMEOFF |      Freq.     Percent        Cum.
----------------------------------+-----------------------------------
                      Not imputed |      9,682       96.82       96.82
Statistical imputation (hot deck) |        290        2.90       99.72
             Cold deck imputation |         28        0.28      100.00
----------------------------------+-----------------------------------
                            Total |     10,000      100.00

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