Frequencies for s2_1_c1_132 variable in prds_hosp10_yr2017 dataset :

certificati |
    on date |
    S200001 |
      13200 |
      00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      3,748       99.97       99.97
 06/23/2009 |          1        0.03      100.00
------------+-----------------------------------
      Total |      3,749      100.00

by Jean Roth , jroth@nber.org , 26 Oct 2018