Frequencies for first 10,000 rows of clia_lab_classification_cd_7 variable in p CLIA Lab | Classificat | ion CD 7 | Freq. Percent Cum. ------------+----------------------------------- 0 | 2,828 28.28 28.28 5 | 3 0.03 28.31 . | 7,169 71.69 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 26 Jan 2016