Frequencies for s2_1_c2_1803 variable in prds_hosp10_yr2010 dataset :

s2_1_c2_180 |
          3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,313       99.57       99.57
     053520 |          1        0.04       99.61
     143527 |          1        0.04       99.66
     163509 |          1        0.04       99.70
     242318 |          1        0.04       99.74
     243521 |          1        0.04       99.78
     243533 |          1        0.04       99.83
     393504 |          1        0.04       99.87
     433509 |          1        0.04       99.91
     453509 |          1        0.04       99.96
     493511 |          1        0.04      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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