Frequencies for first 10,000 rows of ot_srvc_onst_nrsdnt_sw variable in pos1994 dataset : srv: occup | ther-onsite | -non resid | Freq. Percent Cum. ------------+----------------------------------- | 7,565 75.65 75.65 N | 2,355 23.55 99.20 Y | 80 0.80 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 May 2017