Frequencies for a_c6_86 variable in hosp_rollup2552_96_2010 dataset :

    a_c6_86 |      Freq.     Percent        Cum.
------------+-----------------------------------
   -3159317 |          1        0.02        0.02
   -1752526 |          1        0.02        0.05
    -806938 |          1        0.02        0.07
    -332652 |          1        0.02        0.10
    -163561 |          2        0.05        0.15
    -155823 |          1        0.02        0.17
    -121563 |          1        0.02        0.20
     -73469 |          1        0.02        0.22
     -25208 |          1        0.02        0.25
     -16743 |          1        0.02        0.27
      -4600 |          1        0.02        0.30
      -3353 |          2        0.05        0.35
      -2875 |          1        0.02        0.37
      -2052 |          1        0.02        0.40
      -1924 |          2        0.05        0.45
      -1568 |          1        0.02        0.47
       -999 |          1        0.02        0.50
       -935 |          1        0.02        0.52
        367 |          1        0.02        0.55
     836144 |          1        0.02        0.57
          . |      3,982       99.43      100.00
------------+-----------------------------------
      Total |      4,005      100.00

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