Frequencies for initl_rpt_sw variable in hcris2552_96_1999 dataset :

    initial |
     report |
     switch |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      6,139       98.86       98.86
          Y |         71        1.14      100.00
------------+-----------------------------------
      Total |      6,210      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018