Frequencies for a_c6_12 variable in hosp_rollup2552_96_2011 dataset :

    a_c6_12 |      Freq.     Percent        Cum.
------------+-----------------------------------
    -158950 |          1        3.45        3.45
    -104926 |          2        6.90       10.34
     -96417 |          1        3.45       13.79
     -76502 |          1        3.45       17.24
     -42904 |          1        3.45       20.69
     -25460 |          1        3.45       24.14
     -16407 |          1        3.45       27.59
      -7113 |          1        3.45       31.03
      -5139 |          1        3.45       34.48
          . |         19       65.52      100.00
------------+-----------------------------------
      Total |         29      100.00

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