Frequencies for a_c6_15 variable in hosp_rollup2552_96_2011 dataset :

    a_c6_15 |      Freq.     Percent        Cum.
------------+-----------------------------------
     -54124 |          1        3.45        3.45
     -18107 |          1        3.45        6.90
      -8198 |          1        3.45       10.34
       -637 |          1        3.45       13.79
      25391 |          1        3.45       17.24
          . |         24       82.76      100.00
------------+-----------------------------------
      Total |         29      100.00

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