Frequencies for c_1_c5_99 variable in prds_hosp10_yr2015 dataset :

  c_1_c5_99 |      Freq.     Percent        Cum.
------------+-----------------------------------
     507167 |          1        0.02        0.02
    1039658 |          1        0.02        0.03
    1326382 |          1        0.02        0.05
    5281620 |          1        0.02        0.06
          . |      6,254       99.94      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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