Frequencies for d_4_hos_c6_61 variable in hosp_rollup2552_96_1996 dataset :

d_4_hos_c6_ |
         61 |      Freq.     Percent        Cum.
------------+-----------------------------------
     130931 |          1        0.02        0.02
     267894 |          1        0.02        0.03
     701844 |          1        0.02        0.05
    2291747 |          1        0.02        0.07
          . |      6,017       99.93      100.00
------------+-----------------------------------
      Total |      6,021      100.00

by Jean Roth , jroth@nber.org , 3 Sep 2018