Frequencies for s2_1_c2_1802 variable in prds_hosp10_yr2010 dataset :

s2_1_c2_180 |
          2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,304       99.18       99.18
     052372 |          1        0.04       99.23
     053514 |          1        0.04       99.27
     053527 |          1        0.04       99.31
     143524 |          1        0.04       99.35
     162333 |          1        0.04       99.40
     163503 |          1        0.04       99.44
     163507 |          1        0.04       99.48
     163508 |          1        0.04       99.53
     202306 |          1        0.04       99.57
     233523 |          1        0.04       99.61
     243523 |          1        0.04       99.66
     243530 |          1        0.04       99.70
     353502 |          1        0.04       99.74
     393503 |          1        0.04       99.78
     433507 |          1        0.04       99.83
     433508 |          1        0.04       99.87
     453503 |          1        0.04       99.91
     493509 |          1        0.04       99.96
     503510 |          1        0.04      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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