Frequencies for d4_sub2_c2_68 variable in hosp_rollup2552_96_1998 dataset :

d4_sub2_c2_ |
         68 |      Freq.     Percent        Cum.
------------+-----------------------------------
         27 |          1        0.02        0.02
       4969 |          1        0.02        0.03
      24085 |          1        0.02        0.05
      58291 |          1        0.02        0.06
     921775 |          1        0.02        0.08
          . |      6,219       99.92      100.00
------------+-----------------------------------
      Total |      6,224      100.00

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