Frequencies for e_b_sub1_c1_30 variable in hosp_rollup2552_96_2010 dataset :

e_b_sub1_c1 |
        _30 |      Freq.     Percent        Cum.
------------+-----------------------------------
         -1 |          2        0.05        0.05
          1 |          1        0.02        0.07
        513 |          1        0.02        0.10
          . |      4,001       99.90      100.00
------------+-----------------------------------
      Total |      4,005      100.00

by Jean Roth , jroth@nber.org , 21 Apr 2018