Frequencies for first 10,000 rows of prov3385 variable in pos1993 dataset :

       srv: |
activities- |
 onsite-non |
        res |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,627       76.27       76.27
          N |      2,343       23.43       99.70
          Y |         30        0.30      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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