Frequencies for first 10,000 rows of prov2350 variable in pos2004 dataset :

       srv: |
 outpatient |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,766       87.66       87.66
          0 |        263        2.63       90.29
          1 |        879        8.79       99.08
          2 |         30        0.30       99.38
          3 |         62        0.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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