Frequencies for a_c1_7 variable in hosp_rollup2552_96_2011 dataset :

     a_c1_7 |      Freq.     Percent        Cum.
------------+-----------------------------------
      21347 |          1        3.45        3.45
      30633 |          1        3.45        6.90
      37521 |          1        3.45       10.34
      50097 |          1        3.45       13.79
      79955 |          1        3.45       17.24
      84345 |          1        3.45       20.69
     479568 |          1        3.45       24.14
          . |         22       75.86      100.00
------------+-----------------------------------
      Total |         29      100.00

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