Frequencies for first 10,000 rows of proc3r variable in namcs2011 dataset : Procedure | #3 numeric | recode | Freq. Percent Cum. ------------+----------------------------------- -9 | 9,621 96.21 96.21 1744 | 1 0.01 96.22 2200 | 1 0.01 96.23 3888 | 1 0.01 96.24 4360 | 1 0.01 96.25 4467 | 1 0.01 96.26 4513 | 1 0.01 96.27 4523 | 1 0.01 96.28 4620 | 1 0.01 96.29 4701 | 1 0.01 96.30 4836 | 1 0.01 96.31 4946 | 1 0.01 96.32 7893 | 1 0.01 96.33 8191 | 1 0.01 96.34 8192 | 1 0.01 96.35 8619 | 3 0.03 96.38 8630 | 3 0.03 96.41 8776 | 1 0.01 96.42 8819 | 1 0.01 96.43 8826 | 1 0.01 96.44 8913 | 11 0.11 96.55 8929 | 1 0.01 96.56 8937 | 1 0.01 96.57 8938 | 118 1.18 97.75 8939 | 29 0.29 98.04 8946 | 1 0.01 98.05 8958 | 1 0.01 98.06 8959 | 38 0.38 98.44 8970 | 11 0.11 98.55 9032 | 3 0.03 98.58 9039 | 1 0.01 98.59 9052 | 5 0.05 98.64 9092 | 5 0.05 98.69 9099 | 2 0.02 98.71 9199 | 1 0.01 98.72 9339 | 17 0.17 98.89 9394 | 2 0.02 98.91 9408 | 2 0.02 98.93 9409 | 1 0.01 98.94 9509 | 76 0.76 99.70 9547 | 6 0.06 99.76 9923 | 10 0.10 99.86 9929 | 4 0.04 99.90 9939 | 1 0.01 99.91 9952 | 5 0.05 99.96 9954 | 1 0.01 99.97 9999 | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016