Frequencies for d4_sub1_c3_68 variable in hosp_rollup2552_96_2003 dataset :

d4_sub1_c3_ |
         68 |      Freq.     Percent        Cum.
------------+-----------------------------------
         42 |          1        0.02        0.02
       1534 |          1        0.02        0.03
      11220 |          1        0.02        0.05
      15805 |          1        0.02        0.07
      20054 |          1        0.02        0.08
          . |      6,115       99.92      100.00
------------+-----------------------------------
      Total |      6,120      100.00

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