Frequencies for first 10,000 rows of prov3530 variable in pos1993 dataset :

       srv: |
housekeepin |
g-onsite-re |
    sidents |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,627       76.27       76.27
          N |        545        5.45       81.72
          Y |      1,828       18.28      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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