Frequencies for i1d_c1_32 variable in hosp_rollup2552_96_2010 dataset :

  i1d_c1_32 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1043 |          2        0.05        0.05
      77707 |          1        0.02        0.07
      79601 |          1        0.02        0.10
          . |      4,001       99.90      100.00
------------+-----------------------------------
      Total |      4,005      100.00

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