Frequencies for d_4_hos_c6_46 variable in hosp_rollup2552_96_2011 dataset :

d_4_hos_c6_ |
         46 |      Freq.     Percent        Cum.
------------+-----------------------------------
      87257 |          1        3.57        3.57
     111960 |          1        3.57        7.14
    1312950 |          1        3.57       10.71
          . |         25       89.29      100.00
------------+-----------------------------------
      Total |         28      100.00

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