Frequencies for a_c2_18 variable in hosp_rollup2552_96_2011 dataset :

    a_c2_18 |      Freq.     Percent        Cum.
------------+-----------------------------------
        208 |          1        3.45        3.45
        275 |          1        3.45        6.90
        600 |          1        3.45       10.34
       1213 |          1        3.45       13.79
       1504 |          1        3.45       17.24
       2616 |          1        3.45       20.69
       4661 |          1        3.45       24.14
       7201 |          1        3.45       27.59
      12167 |          1        3.45       31.03
     293997 |          1        3.45       34.48
          . |         19       65.52      100.00
------------+-----------------------------------
      Total |         29      100.00

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