Frequencies for d_5_hos_c2_64 variable in hosp_rollup2552_96_1997 dataset :

d_5_hos_c2_ |
         64 |      Freq.     Percent        Cum.
------------+-----------------------------------
        174 |          1        0.02        0.02
        727 |          1        0.02        0.03
       5025 |          1        0.02        0.05
       6597 |          1        0.02        0.06
      18429 |          1        0.02        0.08
          . |      6,310       99.92      100.00
------------+-----------------------------------
      Total |      6,315      100.00

by Jean Roth , jroth@nber.org , 5 Sep 2018