Frequencies for c_1_c7_42 variable in hosp_rollup2552_96_2011 dataset :

  c_1_c7_42 |      Freq.     Percent        Cum.
------------+-----------------------------------
     786794 |          1        3.45        3.45
     901233 |          1        3.45        6.90
    1623321 |          1        3.45       10.34
    5057931 |          1        3.45       13.79
   1.29e+07 |          1        3.45       17.24
          . |         24       82.76      100.00
------------+-----------------------------------
      Total |         29      100.00

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