Frequencies for initl_rpt_sw variable in hcris2552_10_2013 dataset :

    initial |
     report |
     switch |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      6,220       99.55       99.55
          Y |         28        0.45      100.00
------------+-----------------------------------
      Total |      6,248      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018