Frequencies for d_4_hos_c6_66 variable in hosp_rollup2552_96_2006 dataset :

d_4_hos_c6_ |
         66 |      Freq.     Percent        Cum.
------------+-----------------------------------
        301 |          1        0.02        0.02
        592 |          1        0.02        0.03
       1226 |          1        0.02        0.05
       1848 |          1        0.02        0.06
       2133 |          1        0.02        0.08
       4374 |          1        0.02        0.10
      14314 |          1        0.02        0.11
    2401909 |          1        0.02        0.13
          . |      6,164       99.87      100.00
------------+-----------------------------------
      Total |      6,172      100.00

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