Frequencies for a_c6_66 variable in hosp_rollup2552_96_2009 dataset :

    a_c6_66 |      Freq.     Percent        Cum.
------------+-----------------------------------
    -570284 |          1        0.02        0.02
    -414373 |          1        0.02        0.03
    -361765 |          1        0.02        0.05
    -285142 |          1        0.02        0.06
    -104956 |          1        0.02        0.08
     -63997 |          1        0.02        0.09
     -59602 |          1        0.02        0.11
     -56171 |          1        0.02        0.13
     -42206 |          1        0.02        0.14
     -20971 |          1        0.02        0.16
     -20530 |          1        0.02        0.17
     -12803 |          1        0.02        0.19
     -10265 |          1        0.02        0.20
      -9742 |          1        0.02        0.22
      -9531 |          1        0.02        0.24
      -9426 |          1        0.02        0.25
      -5714 |          1        0.02        0.27
      -4871 |          1        0.02        0.28
      -3856 |          1        0.02        0.30
      -3575 |          1        0.02        0.31
      -2678 |          1        0.02        0.33
      -1787 |          1        0.02        0.35
      -1017 |          1        0.02        0.36
       -570 |          1        0.02        0.38
       -494 |          1        0.02        0.39
       -285 |          1        0.02        0.41
       -247 |          1        0.02        0.42
       -235 |          1        0.02        0.44
       -214 |          1        0.02        0.46
       -171 |          1        0.02        0.47
       -157 |          1        0.02        0.49
        -60 |          1        0.02        0.50
        -49 |          1        0.02        0.52
         -3 |          1        0.02        0.53
        210 |          1        0.02        0.55
       1504 |          1        0.02        0.57
      17037 |          1        0.02        0.58
          . |      6,323       99.42      100.00
------------+-----------------------------------
      Total |      6,360      100.00

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