Frequencies for first 10,000 rows of acute_resp_care_cd variable in pos2011 dataset :

Acute/Respi |
    te Care |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,384       93.84       93.84
          A |        105        1.05       94.89
          B |         73        0.73       95.62
          C |        438        4.38      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Apr 2019