Frequencies for h4_2_hha1_c1_33 variable in prds_hosp10_yr2015 dataset :

h4_2_hha1_c |
       1_33 |      Freq.     Percent        Cum.
------------+-----------------------------------
         -3 |          1        0.02        0.02
         -1 |          1        0.02        0.03
          1 |          1        0.02        0.05
       6308 |          1        0.02        0.06
          . |      6,254       99.94      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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