Frequencies for first 10,000 rows of prov2350 variable in pos1999 dataset :

       srv: |
 outpatient |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,885       88.85       88.85
          0 |        241        2.41       91.26
          1 |        809        8.09       99.35
          2 |         24        0.24       99.59
          3 |         41        0.41      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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