Frequencies for first 10,000 rows of prov3350 variable in pos2009 dataset :

 SRV: OCCUP |
THER-ONSITE |
 -RESIDENTS |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,657       76.57       76.57
          N |        453        4.53       81.10
          Y |      1,890       18.90      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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