Frequencies for first 10,000 rows of prov3405 variable in pos2009 dataset :

SRV: SOCIAL |
WORK-OFFSIT |
E-RESIDENTS |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,657       76.57       76.57
          N |      2,248       22.48       99.05
          Y |         95        0.95      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017