Frequencies for first 10,000 rows of proc33d variable in nhamcsopd1993 dataset : service #3 | procedure | code - 3 | digits | Freq. Percent Cum. ------------+----------------------------------- 000 | 9,617 96.17 96.17 044 | 1 0.01 96.18 126 | 1 0.01 96.19 131 | 2 0.02 96.21 134 | 1 0.01 96.22 137 | 2 0.02 96.24 145 | 1 0.01 96.25 194 | 1 0.01 96.26 200 | 2 0.02 96.28 226 | 1 0.01 96.29 286 | 1 0.01 96.30 389 | 1 0.01 96.31 451 | 1 0.01 96.32 452 | 3 0.03 96.35 494 | 2 0.02 96.37 530 | 5 0.05 96.42 542 | 1 0.01 96.43 573 | 3 0.03 96.46 640 | 1 0.01 96.47 642 | 1 0.01 96.48 663 | 1 0.01 96.49 671 | 1 0.01 96.50 672 | 1 0.01 96.51 690 | 8 0.08 96.59 702 | 1 0.01 96.60 749 | 1 0.01 96.61 775 | 1 0.01 96.62 819 | 2 0.02 96.64 851 | 1 0.01 96.65 854 | 2 0.02 96.67 859 | 1 0.01 96.68 863 | 4 0.04 96.72 866 | 1 0.01 96.73 870 | 1 0.01 96.74 872 | 1 0.01 96.75 873 | 16 0.16 96.91 874 | 26 0.26 97.17 876 | 3 0.03 97.20 877 | 3 0.03 97.23 880 | 3 0.03 97.26 881 | 1 0.01 97.27 882 | 16 0.16 97.43 883 | 5 0.05 97.48 887 | 21 0.21 97.69 889 | 4 0.04 97.73 890 | 1 0.01 97.74 891 | 2 0.02 97.76 892 | 3 0.03 97.79 893 | 20 0.20 97.99 895 | 22 0.22 98.21 904 | 2 0.02 98.23 909 | 2 0.02 98.25 913 | 6 0.06 98.31 914 | 88 0.88 99.19 919 | 4 0.04 99.23 920 | 1 0.01 99.24 921 | 3 0.03 99.27 930 | 1 0.01 99.28 932 | 4 0.04 99.32 933 | 1 0.01 99.33 934 | 1 0.01 99.34 935 | 7 0.07 99.41 938 | 1 0.01 99.42 941 | 1 0.01 99.43 943 | 1 0.01 99.44 946 | 1 0.01 99.45 950 | 10 0.10 99.55 951 | 1 0.01 99.56 952 | 7 0.07 99.63 954 | 1 0.01 99.64 963 | 2 0.02 99.66 978 | 1 0.01 99.67 990 | 1 0.01 99.68 995 | 1 0.01 99.69 999 | 31 0.31 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016