Frequencies for first 10,000 rows of digsc23d variable in nhamcsopd2001 dataset : diag/screen | service | write-in #2 | - 3 digit | Freq. Percent Cum. ------------+----------------------------------- 000 | 9,823 98.23 98.23 753 | 3 0.03 98.26 861 | 4 0.04 98.30 887 | 6 0.06 98.36 891 | 46 0.46 98.82 892 | 2 0.02 98.84 893 | 34 0.34 99.18 894 | 1 0.01 99.19 895 | 22 0.22 99.41 904 | 1 0.01 99.42 905 | 7 0.07 99.49 913 | 1 0.01 99.50 914 | 3 0.03 99.53 919 | 1 0.01 99.54 930 | 1 0.01 99.55 935 | 13 0.13 99.68 940 | 1 0.01 99.69 950 | 4 0.04 99.73 951 | 1 0.01 99.74 953 | 1 0.01 99.75 954 | 8 0.08 99.83 964 | 2 0.02 99.85 965 | 1 0.01 99.86 991 | 6 0.06 99.92 999 | 8 0.08 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016