Frequencies for first 10,000 rows of crnry_care_unit_srvc_cd variable in pos2018 dataset :

  Services: |
   Coronary |
  Care Unit |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,560       85.60       85.60
          0 |        874        8.74       94.34
          1 |        506        5.06       99.40
          2 |         26        0.26       99.66
          3 |         34        0.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Feb 2019