Frequencies for a_c2_9910 variable in prds_hosp10_yr2014 dataset :

  a_c2_9910 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
      97851 |          1        0.02        0.03
     196726 |          1        0.02        0.05
     202186 |          1        0.02        0.06
          . |      6,244       99.94      100.00
------------+-----------------------------------
      Total |      6,248      100.00

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