Frequencies for a_c6_66 variable in hosp_rollup2552_96_1999 dataset :

    a_c6_66 |      Freq.     Percent        Cum.
------------+-----------------------------------
    -407550 |          1        0.02        0.02
    -218608 |          1        0.02        0.03
    -201397 |          1        0.02        0.05
    -129629 |          1        0.02        0.07
     -80633 |          1        0.02        0.08
     -32915 |          1        0.02        0.10
     -24391 |          1        0.02        0.11
     -23774 |          1        0.02        0.13
     -21075 |          1        0.02        0.15
     -20560 |          1        0.02        0.16
     -17000 |          1        0.02        0.18
     -13142 |          1        0.02        0.20
     -12571 |          1        0.02        0.21
      -8356 |          1        0.02        0.23
      -7800 |          1        0.02        0.25
      -7354 |          1        0.02        0.26
      -3300 |          1        0.02        0.28
      -3140 |          1        0.02        0.30
      -1872 |          1        0.02        0.31
      -1462 |          1        0.02        0.33
      -1419 |          1        0.02        0.34
      -1076 |          1        0.02        0.36
       -840 |          1        0.02        0.38
       -714 |          1        0.02        0.39
       -630 |          1        0.02        0.41
       -609 |          1        0.02        0.43
       -100 |          1        0.02        0.44
        -70 |          1        0.02        0.46
        -46 |          1        0.02        0.48
        -12 |          1        0.02        0.49
        767 |          1        0.02        0.51
       3165 |          1        0.02        0.52
       4083 |          1        0.02        0.54
      18341 |          1        0.02        0.56
      18885 |          1        0.02        0.57
     111723 |          1        0.02        0.59
          . |      6,060       99.41      100.00
------------+-----------------------------------
      Total |      6,096      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018