Frequencies for last_rpt_sw variable in hcris2552_96_1997 dataset :

last report |
     switch |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      6,294       98.65       98.65
          Y |         86        1.35      100.00
------------+-----------------------------------
      Total |      6,380      100.00

by Jean Roth , jroth@nber.org , 6 Sep 2018