Frequencies for first 10,000 rows of lpn_lvn_vlntr_cnt variable in pos2012 data LPNS/LVNS | Volunteer | Freq. Percent Cum. ------------+----------------------------------- 0 | 656 6.56 6.56 .75 | 1 0.01 6.57 1 | 3 0.03 6.60 2 | 3 0.03 6.63 3 | 2 0.02 6.65 7 | 1 0.01 6.66 8 | 1 0.01 6.67 . | 9,333 93.33 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016