Frequencies for first 10,000 rows of rest_use variable in person dataset : Restraint | System/Helm | et Use | Freq. Percent Cum. ------------+----------------------------------- 0 | 141 1.41 1.41 1 | 32 0.32 1.73 2 | 139 1.39 3.12 3 | 5,158 51.58 54.70 4 | 170 1.70 56.40 5 | 304 3.04 59.44 7 | 1,972 19.72 79.16 8 | 13 0.13 79.29 10 | 34 0.34 79.63 11 | 9 0.09 79.72 12 | 15 0.15 79.87 16 | 149 1.49 81.36 17 | 177 1.77 83.13 96 | 870 8.70 91.83 97 | 3 0.03 91.86 98 | 46 0.46 92.32 99 | 768 7.68 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016