Frequencies for a_c1_92 variable in hosp_rollup2552_96_2004 dataset :

    a_c1_92 |      Freq.     Percent        Cum.
------------+-----------------------------------
      19268 |          1        0.02        0.02
      25383 |          1        0.02        0.03
      36884 |          1        0.02        0.05
     118053 |          1        0.02        0.06
     168305 |          1        0.02        0.08
     284191 |          1        0.02        0.10
     317091 |          1        0.02        0.11
     362008 |          1        0.02        0.13
     433500 |          1        0.02        0.15
     474657 |          1        0.02        0.16
     589895 |          1        0.02        0.18
    1093967 |          1        0.02        0.19
    1166576 |          1        0.02        0.21
    1400681 |          1        0.02        0.23
    1997718 |          1        0.02        0.24
    2275094 |          1        0.02        0.26
    2868781 |          1        0.02        0.27
    3622161 |          1        0.02        0.29
   3.01e+07 |          1        0.02        0.31
          . |      6,184       99.69      100.00
------------+-----------------------------------
      Total |      6,203      100.00

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