Frequencies for first 10,000 rows of pct017g069 variable in sf12000860us35 dataset : Mental | (Psychiatri | c) | hospitals | or wards | Freq. Percent Cum. ------------+----------------------------------- 0 | 9,985 99.85 99.85 1 | 15 0.15 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Apr 2017