Frequencies for first 10,000 rows of mdctn_aide_cntrct_cnt variable in pos2016 dataset : Staff | Count: | Medication | Aide/Techni | cian - Co | Freq. Percent Cum. ------------+----------------------------------- 0 | 2,408 24.08 24.08 .09 | 1 0.01 24.09 .11 | 4 0.04 24.13 .29 | 2 0.02 24.15 . | 7,585 75.85 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 10 Jan 2017