Frequencies for a8_c2_25 variable in hosp_rollup2552_96_2003 dataset :

   a8_c2_25 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -25254 |          1        0.02        0.02
     -20397 |          1        0.02        0.03
      -9673 |          1        0.02        0.05
       -764 |          1        0.02        0.07
         -3 |          1        0.02        0.08
          . |      6,115       99.92      100.00
------------+-----------------------------------
      Total |      6,120      100.00

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