Frequencies for a_c2_111 variable in prds_hosp10_yr2010 dataset :

   a_c2_111 |      Freq.     Percent        Cum.
------------+-----------------------------------
       -410 |          1        0.04        0.04
     124333 |          1        0.04        0.09
     168185 |          1        0.04        0.13
     255431 |          1        0.04        0.17
     510144 |          1        0.04        0.22
          . |      2,318       99.78      100.00
------------+-----------------------------------
      Total |      2,323      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018