Frequencies for s5_c2_9 variable in prds_hosp10_yr2017 dataset :

    Average |
      times |
  dialyzers |
    re-used |
    S500000 |
      00900 |
      00200 |      Freq.     Percent        Cum.
------------+-----------------------------------
          9 |          2        0.05        0.05
       20.8 |          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