Frequencies for e_b_hos_c1_3 variable in hosp_rollup2552_96_1996 dataset :

e_b_hos_c1_ |
          3 |      Freq.     Percent        Cum.
------------+-----------------------------------
          6 |          1        0.02        0.02
      45280 |          1        0.02        0.03
    1134302 |          1        0.02        0.05
          . |      6,018       99.95      100.00
------------+-----------------------------------
      Total |      6,021      100.00

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