Frequencies for e_b_irf_c1_4 variable in prds_hosp10_yr2012 dataset :

e_b_irf_c1_ |
          4 |      Freq.     Percent        Cum.
------------+-----------------------------------
        370 |          1        0.02        0.02
        996 |          1        0.02        0.03
       1019 |          1        0.02        0.05
       1104 |          1        0.02        0.06
       1209 |          1        0.02        0.08
       1261 |          1        0.02        0.10
       1296 |          1        0.02        0.11
       1604 |          1        0.02        0.13
       1694 |          1        0.02        0.14
       1861 |          1        0.02        0.16
       3242 |          1        0.02        0.18
       8425 |          1        0.02        0.19
       8716 |          1        0.02        0.21
      15557 |          1        0.02        0.22
          . |      6,213       99.78      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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