Frequencies for first 10,000 rows of ot_srvc_onst_nrsdnt_sw variable in pos2005 dataset : srv: occup | ther-onsite | -non resid | Freq. Percent Cum. ------------+----------------------------------- | 7,474 74.74 74.74 N | 2,413 24.13 98.87 Y | 113 1.13 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017