Frequencies for a8_c2_35 variable in hosp_rollup2552_96_2002 dataset :

   a8_c2_35 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -10612 |          1        0.02        0.02
      -3373 |          1        0.02        0.03
      -2765 |          1        0.02        0.05
          . |      6,121       99.95      100.00
------------+-----------------------------------
      Total |      6,124      100.00

by Jean Roth , jroth@nber.org , 10 Sep 2018