Frequencies for first 10,000 rows of amb23d variable in namcs2003 dataset : surgical | procedure | #2 - 3 | digit | Freq. Percent Cum. ------------+----------------------------------- 000 | 9,844 98.44 98.44 126 | 1 0.01 98.45 127 | 1 0.01 98.46 137 | 9 0.09 98.55 200 | 6 0.06 98.61 213 | 2 0.02 98.63 216 | 6 0.06 98.69 217 | 1 0.01 98.70 218 | 4 0.04 98.74 221 | 1 0.01 98.75 222 | 1 0.01 98.76 229 | 2 0.02 98.78 263 | 1 0.01 98.79 282 | 1 0.01 98.80 283 | 1 0.01 98.81 289 | 1 0.01 98.82 314 | 1 0.01 98.83 380 | 1 0.01 98.84 385 | 1 0.01 98.85 386 | 1 0.01 98.86 398 | 1 0.01 98.87 399 | 1 0.01 98.88 401 | 1 0.01 98.89 402 | 1 0.01 98.90 465 | 1 0.01 98.91 482 | 1 0.01 98.92 534 | 1 0.01 98.93 571 | 1 0.01 98.94 573 | 1 0.01 98.95 584 | 2 0.02 98.97 599 | 1 0.01 98.98 609 | 1 0.01 98.99 614 | 1 0.01 99.00 625 | 2 0.02 99.02 640 | 1 0.01 99.03 656 | 1 0.01 99.04 662 | 1 0.01 99.05 663 | 1 0.01 99.06 672 | 1 0.01 99.07 682 | 2 0.02 99.09 689 | 1 0.01 99.10 776 | 1 0.01 99.11 806 | 1 0.01 99.12 809 | 1 0.01 99.13 810 | 1 0.01 99.14 815 | 1 0.01 99.15 839 | 1 0.01 99.16 841 | 2 0.02 99.18 851 | 1 0.01 99.19 859 | 1 0.01 99.20 860 | 3 0.03 99.23 861 | 12 0.12 99.35 863 | 40 0.40 99.75 865 | 2 0.02 99.77 875 | 1 0.01 99.78 889 | 1 0.01 99.79 890 | 1 0.01 99.80 916 | 1 0.01 99.81 935 | 2 0.02 99.83 954 | 1 0.01 99.84 962 | 1 0.01 99.85 964 | 1 0.01 99.86 976 | 1 0.01 99.87 977 | 1 0.01 99.88 978 | 1 0.01 99.89 991 | 1 0.01 99.90 992 | 9 0.09 99.99 999 | 1 0.01 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016