Frequencies for first 10,000 rows of prov3540 variable in pos1994 dataset :

       srv: |
housekeepin |
g-offsite-r |
         es |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,565       75.65       75.65
          N |      2,392       23.92       99.57
          Y |         43        0.43      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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