Frequencies for first 10,000 rows of prov2140 variable in pos2000 dataset :

       srv: |
  emergency |
services(or |
   ganized) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,871       88.71       88.71
          0 |        281        2.81       91.52
          1 |        625        6.25       97.77
          2 |        110        1.10       98.87
          3 |        113        1.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017