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 | 5,343 53.43 53.43 5 | 6 0.06 53.49 . | 4,651 46.51 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016