Frequencies for e_b_snf_c1_30 variable in hosp_rollup2552_96_1996 dataset :

e_b_snf_c1_ |
         30 |      Freq.     Percent        Cum.
------------+-----------------------------------
        -37 |          1        0.02        0.02
          1 |          3        0.05        0.07
        213 |          1        0.02        0.08
       1403 |          1        0.02        0.10
      13553 |          1        0.02        0.12
          . |      6,014       99.88      100.00
------------+-----------------------------------
      Total |      6,021      100.00

by Jean Roth , jroth@nber.org , 3 Sep 2018