Frequencies for a_c6_66 variable in hosp_rollup2552_96_1997 dataset :

    a_c6_66 |      Freq.     Percent        Cum.
------------+-----------------------------------
    -354262 |          1        0.02        0.02
    -142893 |          1        0.02        0.03
    -128661 |          1        0.02        0.05
     -65874 |          1        0.02        0.06
     -42720 |          1        0.02        0.08
     -32165 |          1        0.02        0.10
     -18325 |          1        0.02        0.11
     -13624 |          1        0.02        0.13
      -8959 |          1        0.02        0.14
      -7800 |          1        0.02        0.16
      -6877 |          1        0.02        0.17
      -6668 |          1        0.02        0.19
      -5170 |          1        0.02        0.21
      -3950 |          1        0.02        0.22
      -3407 |          1        0.02        0.24
      -3007 |          1        0.02        0.25
      -2976 |          1        0.02        0.27
      -2494 |          1        0.02        0.29
      -1657 |          1        0.02        0.30
      -1160 |          1        0.02        0.32
       -718 |          1        0.02        0.33
       -676 |          1        0.02        0.35
       -340 |          1        0.02        0.36
       4757 |          1        0.02        0.38
     473376 |          1        0.02        0.40
          . |      6,290       99.60      100.00
------------+-----------------------------------
      Total |      6,315      100.00

by Jean Roth , jroth@nber.org , 5 Sep 2018