Frequencies for d_4_hos_c6_66 variable in hosp_rollup2552_96_2001 dataset :

d_4_hos_c6_ |
         66 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1750 |          1        0.02        0.02
       2330 |          1        0.02        0.03
      33620 |          1        0.02        0.05
      69878 |          1        0.02        0.07
    2293436 |          1        0.02        0.08
          . |      6,059       99.92      100.00
------------+-----------------------------------
      Total |      6,064      100.00

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