Frequencies for a8_c2_23 variable in hosp_rollup2552_96_1996 dataset :

   a8_c2_23 |      Freq.     Percent        Cum.
------------+-----------------------------------
   -3575568 |          1        0.02        0.02
   -2198930 |          1        0.02        0.03
    -237713 |          1        0.02        0.05
    -216107 |          1        0.02        0.07
    -178161 |          1        0.02        0.08
     -70529 |          1        0.02        0.10
     -58102 |          1        0.02        0.12
      -7899 |          1        0.02        0.13
      -7337 |          1        0.02        0.15
      -6054 |          1        0.02        0.17
      -4987 |          1        0.02        0.18
      -4326 |          1        0.02        0.20
      -3696 |          1        0.02        0.22
      -1961 |          1        0.02        0.23
       -380 |          1        0.02        0.25
       -254 |          1        0.02        0.27
        -90 |          1        0.02        0.28
        -34 |          1        0.02        0.30
          . |      6,003       99.70      100.00
------------+-----------------------------------
      Total |      6,021      100.00

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