Frequencies for d_5_hos_c9_64 variable in hosp_rollup2552_96_2007 dataset :

d_5_hos_c9_ |
         64 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          1        0.02        0.02
          4 |          2        0.03        0.05
          6 |          2        0.03        0.08
         18 |          1        0.02        0.10
         69 |          1        0.02        0.11
         80 |          1        0.02        0.13
        226 |          2        0.03        0.16
        521 |          1        0.02        0.18
          . |      6,223       99.82      100.00
------------+-----------------------------------
      Total |      6,234      100.00

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