Frequencies for d_4_hos_c1_48 variable in hosp_rollup2552_96_1998 dataset :

d_4_hos_c1_ |
         48 |      Freq.     Percent        Cum.
------------+-----------------------------------
        255 |          1        0.02        0.02
          . |      6,223       99.98      100.00
------------+-----------------------------------
      Total |      6,224      100.00

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