Frequencies for s3_1_c2_18 variable in prds_hosp10_yr2015 dataset :

 s3_1_c2_18 |      Freq.     Percent        Cum.
------------+-----------------------------------
          7 |          1        0.02        0.02
         12 |          1        0.02        0.03
         24 |          1        0.02        0.05
         30 |          1        0.02        0.06
         34 |          1        0.02        0.08
         39 |          1        0.02        0.10
         40 |          1        0.02        0.11
         42 |          1        0.02        0.13
         47 |          1        0.02        0.14
         48 |          1        0.02        0.16
         66 |          1        0.02        0.18
         67 |          1        0.02        0.19
         82 |          1        0.02        0.21
         93 |          2        0.03        0.24
         98 |          1        0.02        0.26
        102 |          1        0.02        0.27
        448 |          1        0.02        0.29
          . |      6,240       99.71      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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