Frequencies for s2_1_c2_1805 variable in prds_hosp10_yr2010 dataset :

s2_1_c2_180 |
          5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,319       99.83       99.83
     243524 |          1        0.04       99.87
     243538 |          1        0.04       99.91
     393513 |          1        0.04       99.96
     493512 |          1        0.04      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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