Frequencies for d_4_hos_c2_70 variable in prds_hosp10_yr2014 dataset :

d_4_hos_c2_ |
         70 |      Freq.     Percent        Cum.
------------+-----------------------------------
         39 |          1        0.02        0.02
        285 |          1        0.02        0.03
       1353 |          1        0.02        0.05
       1802 |          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