Frequencies for first 10,000 rows of diagsc2 variable in nhamcsopd2004 dataset : diag/screen | service | write-in #2 | - 4 digit | Freq. Percent Cum. ------------+----------------------------------- 0000 | 9,821 98.21 98.21 0820 | 1 0.01 98.22 3491 | 2 0.02 98.24 3893 | 1 0.01 98.25 4525 | 1 0.01 98.26 5491 | 1 0.01 98.27 751- | 1 0.01 98.28 7534 | 1 0.01 98.29 7535 | 8 0.08 98.37 8619 | 1 0.01 98.38 8872 | 7 0.07 98.45 8878 | 12 0.12 98.57 8879 | 1 0.01 98.58 8913 | 1 0.01 98.59 8915 | 4 0.04 98.63 8917 | 4 0.04 98.67 8918 | 17 0.17 98.84 8926 | 3 0.03 98.87 8934 | 1 0.01 98.88 8938 | 2 0.02 98.90 8939 | 52 0.52 99.42 8944 | 4 0.04 99.46 8950 | 1 0.01 99.47 8954 | 11 0.11 99.58 9041 | 1 0.01 99.59 9052 | 1 0.01 99.60 9142 | 1 0.01 99.61 9307 | 1 0.01 99.62 9308 | 1 0.01 99.63 9329 | 1 0.01 99.64 9357 | 1 0.01 99.65 9359 | 3 0.03 99.68 9390 | 7 0.07 99.75 9411 | 1 0.01 99.76 9509 | 5 0.05 99.81 9547 | 5 0.05 99.86 9783 | 1 0.01 99.87 9923 | 1 0.01 99.88 9929 | 3 0.03 99.91 9952 | 2 0.02 99.93 9959 | 3 0.03 99.96 9999 | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016