Frequencies for first 10,000 rows of last_rpt_sw variable in snf_rpt2540_96_200

last report |
     switch |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      9,901       99.01       99.01
          Y |         99        0.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Feb 2018