Frequencies for first 10,000 rows of othtst1 variable in namcs1996 dataset : other test | - icd-9-cm | procedure - | 4 dgt | Freq. Percent Cum. ------------+----------------------------------- 0000 | 9,732 97.32 97.32 0331 | 1 0.01 97.33 2122 | 1 0.01 97.34 7534 | 2 0.02 97.36 7535 | 2 0.02 97.38 8611 | 23 0.23 97.61 8619 | 2 0.02 97.63 8850 | 1 0.01 97.64 8911 | 24 0.24 97.88 8913 | 2 0.02 97.90 8914 | 2 0.02 97.92 8915 | 2 0.02 97.94 8917 | 1 0.01 97.95 8929 | 1 0.01 97.96 8937 | 25 0.25 98.21 8938 | 2 0.02 98.23 8939 | 7 0.07 98.30 8941 | 3 0.03 98.33 8944 | 16 0.16 98.49 8945 | 3 0.03 98.52 8950 | 2 0.02 98.54 8951 | 1 0.01 98.55 8952 | 66 0.66 99.21 9032 | 12 0.12 99.33 9033 | 3 0.03 99.36 9041 | 1 0.01 99.37 9094 | 1 0.01 99.38 9099 | 5 0.05 99.43 9129 | 1 0.01 99.44 9146 | 16 0.16 99.60 9152 | 1 0.01 99.61 9159 | 1 0.01 99.62 9161 | 1 0.01 99.63 9162 | 7 0.07 99.70 9169 | 1 0.01 99.71 9205 | 1 0.01 99.72 9214 | 1 0.01 99.73 9308 | 6 0.06 99.79 9309 | 1 0.01 99.80 9506 | 1 0.01 99.81 9509 | 1 0.01 99.82 9511 | 1 0.01 99.83 9512 | 3 0.03 99.86 9524 | 1 0.01 99.87 9541 | 4 0.04 99.91 9547 | 2 0.02 99.93 9652 | 1 0.01 99.94 9999 | 6 0.06 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016