Frequencies for b_1_c0_9940 variable in prds_hosp10_yr2013 dataset :

b_1_c0_9940 |      Freq.     Percent        Cum.
------------+-----------------------------------
     248006 |          1        0.02        0.02
          . |      6,247       99.98      100.00
------------+-----------------------------------
      Total |      6,248      100.00

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