Frequencies for d_4_hos_c8_60 variable in hosp_rollup2552_96_2011 dataset :

d_4_hos_c8_ |
         60 |      Freq.     Percent        Cum.
------------+-----------------------------------
       4250 |          1        3.57        3.57
       5711 |          1        3.57        7.14
     560766 |          1        3.57       10.71
          . |         25       89.29      100.00
------------+-----------------------------------
      Total |         28      100.00

by Jean Roth , jroth@nber.org , 20 Jan 2017