Frequencies for first 10,000 rows of diagsc3 variable in nhamcsed1993 dataset : other | diag/screen | service #3 | - 4 digit | Freq. Percent Cum. ------------+----------------------------------- 0000 | 9,877 98.77 98.77 0331 | 1 0.01 98.78 7534 | 1 0.01 98.79 8913 | 1 0.01 98.80 8926 | 2 0.02 98.82 8929 | 1 0.01 98.83 8938 | 4 0.04 98.87 8939 | 6 0.06 98.93 8959 | 7 0.07 99.00 8965 | 3 0.03 99.03 9022 | 1 0.01 99.04 9032 | 9 0.09 99.13 9041 | 1 0.01 99.14 9042 | 4 0.04 99.18 9059 | 20 0.20 99.38 9083 | 1 0.01 99.39 9091 | 1 0.01 99.40 9092 | 3 0.03 99.43 9094 | 1 0.01 99.44 9095 | 1 0.01 99.45 9132 | 2 0.02 99.47 9133 | 2 0.02 99.49 9135 | 5 0.05 99.54 9141 | 3 0.03 99.57 9142 | 18 0.18 99.75 9149 | 3 0.03 99.78 9191 | 2 0.02 99.80 9192 | 2 0.02 99.82 9195 | 1 0.01 99.83 9199 | 1 0.01 99.84 9399 | 5 0.05 99.89 9408 | 1 0.01 99.90 9999 | 10 0.10 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016