Frequencies for d4_snf_c3_66 variable in hosp_rollup2552_96_2005 dataset :

d4_snf_c3_6 |
          6 |      Freq.     Percent        Cum.
------------+-----------------------------------
       1079 |          1        0.02        0.02
       7947 |          1        0.02        0.03
      15894 |          1        0.02        0.05
          . |      6,182       99.95      100.00
------------+-----------------------------------
      Total |      6,185      100.00

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