Frequencies for d_4_hos_c6_66 variable in hosp_rollup2552_96_2010 dataset :

d_4_hos_c6_ |
         66 |      Freq.     Percent        Cum.
------------+-----------------------------------
       2359 |          1        0.03        0.03
          . |      3,843       99.97      100.00
------------+-----------------------------------
      Total |      3,844      100.00

by Jean Roth , jroth@nber.org , 20 Jan 2017