Frequencies for d_4_hos_c6_56 variable in hosp_rollup2552_96_1998 dataset :

d_4_hos_c6_ |
         56 |      Freq.     Percent        Cum.
------------+-----------------------------------
     249247 |          1        0.02        0.02
     290534 |          1        0.02        0.03
    1089157 |          1        0.02        0.05
    3050456 |          1        0.02        0.06
    3869301 |          1        0.02        0.08
    4603418 |          1        0.02        0.10
    4921765 |          1        0.02        0.11
    5287665 |          1        0.02        0.13
    8481228 |          1        0.02        0.14
    8680759 |          1        0.02        0.16
   1.11e+07 |          1        0.02        0.18
   1.14e+07 |          1        0.02        0.19
   1.16e+07 |          1        0.02        0.21
   1.51e+07 |          1        0.02        0.22
   1.89e+07 |          1        0.02        0.24
   2.03e+07 |          1        0.02        0.26
   2.22e+07 |          1        0.02        0.27
   2.38e+07 |          1        0.02        0.29
   2.92e+07 |          1        0.02        0.31
          . |      6,205       99.69      100.00
------------+-----------------------------------
      Total |      6,224      100.00

by Jean Roth , jroth@nber.org , 6 Sep 2018