Frequencies for d_4_hos_c13_67 variable in prds_hosp10_yr2010 dataset :

d_4_hos_c13 |
        _67 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          2        0.09        0.09
          2 |          1        0.04        0.13
       2512 |          1        0.04        0.17
       6258 |          1        0.04        0.22
          . |      2,318       99.78      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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