Frequencies for first 10,000 rows of rehab_unit_sw variable in pos2018 dataset : Rehabilitat | ion Unit | Indicator | Freq. Percent Cum. ------------+----------------------------------- | 8,462 84.62 84.62 N | 1,320 13.20 97.82 Y | 218 2.18 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 15 Feb 2019