Frequencies for b_1_c21_112 variable in prds_hosp10_yr2013 dataset :

b_1_c21_112 |      Freq.     Percent        Cum.
------------+-----------------------------------
      42567 |          1        0.02        0.02
      48384 |          1        0.02        0.03
      51925 |          1        0.02        0.05
      57682 |          1        0.02        0.06
      73137 |          1        0.02        0.08
          . |      6,243       99.92      100.00
------------+-----------------------------------
      Total |      6,248      100.00

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