Frequencies for first 10,000 rows of reasonforcrosswalk variable in planxw2018 dataset : Crosswalk | Level | Freq. Percent Cum. ------------+----------------------------------- 0 | 8,486 84.86 84.86 1 | 44 0.44 85.30 2 | 704 7.04 92.34 3 | 12 0.12 92.46 4 | 5 0.05 92.51 5 | 67 0.67 93.18 6 | 315 3.15 96.33 8 | 367 3.67 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 8 Dec 2017