Frequencies for a_c2_3 variable in hosp_rollup2552_96_2011 dataset :

     a_c2_3 |      Freq.     Percent        Cum.
------------+-----------------------------------
       7574 |          1        3.45        3.45
       8865 |          1        3.45        6.90
      12968 |          1        3.45       10.34
      13342 |          1        3.45       13.79
      56751 |          1        3.45       17.24
      97685 |          1        3.45       20.69
     128562 |          1        3.45       24.14
     133267 |          1        3.45       27.59
     232788 |          1        3.45       31.03
     297934 |          1        3.45       34.48
     307743 |          1        3.45       37.93
     313577 |          1        3.45       41.38
     371919 |          1        3.45       44.83
     384026 |          1        3.45       48.28
     414760 |          1        3.45       51.72
     456077 |          1        3.45       55.17
     643792 |          2        6.90       62.07
     722626 |          1        3.45       65.52
     743039 |          1        3.45       68.97
    1290008 |          1        3.45       72.41
    1585318 |          1        3.45       75.86
    1627730 |          1        3.45       79.31
    2233420 |          1        3.45       82.76
          . |          5       17.24      100.00
------------+-----------------------------------
      Total |         29      100.00

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