Frequencies for d3_ipf_c2_41 variable in prds_hosp10_yr2015 dataset :

d3_ipf_c2_4 |
          1 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
          4 |          1        0.02        0.03
         25 |          1        0.02        0.05
       9850 |          1        0.02        0.06
      19288 |          1        0.02        0.08
      24368 |          1        0.02        0.10
          . |      6,252       99.90      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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