Frequencies for a_c2_47 variable in hosp_rollup2552_96_2011 dataset :

    a_c2_47 |      Freq.     Percent        Cum.
------------+-----------------------------------
      13289 |          1        3.45        3.45
     144478 |          1        3.45        6.90
     193127 |          1        3.45       10.34
     239704 |          2        6.90       17.24
     378212 |          1        3.45       20.69
     449964 |          1        3.45       24.14
          . |         22       75.86      100.00
------------+-----------------------------------
      Total |         29      100.00

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