Frequencies for e_b_ipf_c1_31 variable in prds_hosp10_yr2017 dataset :

    E00B18B |
      03100 |
      00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
        227 |          1        0.03        0.03
        333 |          1        0.03        0.05
        510 |          1        0.03        0.08
          . |      3,746       99.92      100.00
------------+-----------------------------------
      Total |      3,749      100.00

by Jean Roth , jroth@nber.org , 26 Oct 2018