Frequencies for first 10,000 rows of labres4 variable in namcs2012 dataset : Share lab results | electronically | (not fax) with: | ambulatory | providers outside | yo | Freq. Percent Cum. ------------------+----------------------------------- Not applicable | 6,561 65.61 65.61 Box is not marked | 2,427 24.27 89.88 Box is marked | 1,012 10.12 100.00 ------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016