Frequencies for ins_asp_spec_b_pneum_pres_ulc variable in hcccoefn dataset :

ins_asp_spe |
c_b_pneum_p |
    res_ulc |      Freq.     Percent        Cum.
------------+-----------------------------------
       .465 |          1      100.00      100.00
------------+-----------------------------------
      Total |          1      100.00

by Jean Roth , jroth@nber.org , 7 Feb 2019