Frequencies for a8_c2_28 variable in hosp_rollup2552_96_2010 dataset :

   a8_c2_28 |      Freq.     Percent        Cum.
------------+-----------------------------------
    -144606 |          1        0.02        0.02
     -27720 |          1        0.02        0.05
     -16288 |          1        0.02        0.07
     -16000 |          2        0.05        0.12
      -8489 |          1        0.02        0.15
      -7280 |          1        0.02        0.17
      -6655 |          1        0.02        0.20
      -2858 |          1        0.02        0.22
       -706 |          1        0.02        0.25
       -677 |          1        0.02        0.27
          . |      3,994       99.73      100.00
------------+-----------------------------------
      Total |      4,005      100.00

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