Frequencies for initl_rpt_sw variable in hcris2552_96_1997 dataset :

    initial |
     report |
     switch |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      6,340       99.37       99.37
          Y |         40        0.63      100.00
------------+-----------------------------------
      Total |      6,380      100.00

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