Frequencies for first 10,000 rows of dctd_er_srvc_cd variable in pos2016 dataset :

  Services: |
  Emergency |
 Department |
       Code |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      8,569       85.69       85.69
          0 |        407        4.07       89.76
          1 |        661        6.61       96.37
          2 |        120        1.20       97.57
          3 |        243        2.43      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 10 Jan 2017