Frequencies for first 10,000 rows of clia_lab_classification_cd_4 variable in p CLIA Lab | Classificat | ion CD 4 | Freq. Percent Cum. ------------+----------------------------------- 0 | 5,382 53.82 53.82 5 | 7 0.07 53.89 . | 4,611 46.11 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016