Frequencies for d4_sub1_c2_68 variable in hosp_rollup2552_96_2008 dataset :

d4_sub1_c2_ |
         68 |      Freq.     Percent        Cum.
------------+-----------------------------------
        452 |          2        0.03        0.03
      52006 |          1        0.02        0.05
     137988 |          1        0.02        0.06
          . |      6,370       99.94      100.00
------------+-----------------------------------
      Total |      6,374      100.00

by Jean Roth , jroth@nber.org , 21 Apr 2018