Frequencies for l_3_hos_c1_9 variable in prds_hosp10_yr2010 dataset :

l_3_hos_c1_ |
          9 |      Freq.     Percent        Cum.
------------+-----------------------------------
     244274 |          1        0.04        0.04
     373851 |          1        0.04        0.09
     387043 |          1        0.04        0.13
     401843 |          1        0.04        0.17
    1067694 |          1        0.04        0.22
    1435174 |          1        0.04        0.26
    3228907 |          1        0.04        0.30
          . |      2,316       99.70      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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