Frequencies for first 10,000 rows of proc33d variable in nhamcsopd2009 dataset : procedure 3 | - 3 digit | Freq. Percent Cum. ------------+----------------------------------- -9 | 9,786 97.86 97.86 033 | 1 0.01 97.87 072 | 1 0.01 97.88 200 | 2 0.02 97.90 207 | 1 0.01 97.91 217 | 1 0.01 97.92 220 | 1 0.01 97.93 282 | 1 0.01 97.94 283 | 1 0.01 97.95 314 | 1 0.01 97.96 372 | 1 0.01 97.97 381 | 1 0.01 97.98 388 | 1 0.01 97.99 434 | 2 0.02 98.01 441 | 1 0.01 98.02 443 | 1 0.01 98.03 446 | 1 0.01 98.04 451 | 2 0.02 98.06 452 | 3 0.03 98.09 454 | 10 0.10 98.19 470 | 2 0.02 98.21 482 | 1 0.01 98.22 483 | 1 0.01 98.23 490 | 1 0.01 98.24 531 | 1 0.01 98.25 534 | 1 0.01 98.26 542 | 2 0.02 98.28 594 | 1 0.01 98.29 598 | 2 0.02 98.31 599 | 1 0.01 98.32 671 | 1 0.01 98.33 690 | 1 0.01 98.34 749 | 1 0.01 98.35 753 | 2 0.02 98.37 769 | 1 0.01 98.38 819 | 2 0.02 98.40 831 | 1 0.01 98.41 834 | 1 0.01 98.42 860 | 1 0.01 98.43 861 | 1 0.01 98.44 862 | 3 0.03 98.47 863 | 1 0.01 98.48 866 | 1 0.01 98.49 875 | 2 0.02 98.51 891 | 9 0.09 98.60 893 | 21 0.21 98.81 895 | 5 0.05 98.86 897 | 3 0.03 98.89 903 | 2 0.02 98.91 909 | 2 0.02 98.93 914 | 2 0.02 98.95 920 | 1 0.01 98.96 922 | 1 0.01 98.97 923 | 1 0.01 98.98 930 | 13 0.13 99.11 931 | 3 0.03 99.14 932 | 10 0.10 99.24 933 | 4 0.04 99.28 938 | 21 0.21 99.49 939 | 33 0.33 99.82 941 | 1 0.01 99.83 950 | 1 0.01 99.84 952 | 1 0.01 99.85 954 | 7 0.07 99.92 971 | 1 0.01 99.93 978 | 1 0.01 99.94 985 | 1 0.01 99.95 992 | 2 0.02 99.97 995 | 1 0.01 99.98 999 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016