Frequencies for i1h_c3_32 variable in hosp_rollup2552_96_1999 dataset :

  i1h_c3_32 |      Freq.     Percent        Cum.
------------+-----------------------------------
       2211 |          1        0.02        0.02
    1066533 |          1        0.02        0.03
          . |      6,094       99.97      100.00
------------+-----------------------------------
      Total |      6,096      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018