Frequencies for a_c6_67 variable in hosp_rollup2552_96_2001 dataset :

    a_c6_67 |      Freq.     Percent        Cum.
------------+-----------------------------------
    -155517 |          1        0.02        0.02
     -76115 |          1        0.02        0.03
     -65366 |          1        0.02        0.05
     -54010 |          1        0.02        0.07
     -37209 |          1        0.02        0.08
     -31941 |          1        0.02        0.10
     -19999 |          1        0.02        0.12
      -8909 |          1        0.02        0.13
      -4607 |          1        0.02        0.15
      -2341 |          1        0.02        0.16
       -300 |          1        0.02        0.18
       -232 |          1        0.02        0.20
       -152 |          1        0.02        0.21
         -6 |          1        0.02        0.23
          . |      6,051       99.77      100.00
------------+-----------------------------------
      Total |      6,065      100.00

by Jean Roth , jroth@nber.org , 9 Sep 2018