Frequencies for first 10,000 rows of crnry_care_unit_srvc_cd variable in pos201

  Services: |
   Coronary |
  Care Unit |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,601       86.01       86.01
          0 |        828        8.28       94.29
          1 |        519        5.19       99.48
          2 |         29        0.29       99.77
          3 |         23        0.23      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016