Frequencies for e1_2_hos_c1_30 variable in prds_hosp10_yr2010 dataset :

e1_2_hos_c1 |
        _30 |      Freq.     Percent        Cum.
------------+-----------------------------------
    1053400 |          1        0.04        0.04
    1563146 |          1        0.04        0.09
    1782116 |          1        0.04        0.13
    2100039 |          1        0.04        0.17
          . |      2,319       99.83      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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