Frequencies for d4_hos_c3_67 variable in hosp_rollup2552_96_2007 dataset :

d4_hos_c3_6 |
          7 |      Freq.     Percent        Cum.
------------+-----------------------------------
        289 |          1        0.02        0.02
        578 |          1        0.02        0.03
       2249 |          1        0.02        0.05
       2830 |          1        0.02        0.06
    1036883 |          1        0.02        0.08
          . |      6,229       99.92      100.00
------------+-----------------------------------
      Total |      6,234      100.00

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