Frequencies for e_b_irf_c1_4 variable in prds_hosp10_yr2013 dataset :

e_b_irf_c1_ |
          4 |      Freq.     Percent        Cum.
------------+-----------------------------------
        821 |          1        0.02        0.02
        971 |          1        0.02        0.03
        998 |          1        0.02        0.05
       1061 |          1        0.02        0.06
       1207 |          1        0.02        0.08
       1301 |          1        0.02        0.10
       1369 |          1        0.02        0.11
       1626 |          1        0.02        0.13
       2786 |          1        0.02        0.14
       2957 |          1        0.02        0.16
          . |      6,238       99.84      100.00
------------+-----------------------------------
      Total |      6,248      100.00

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