Frequencies for first 10,000 rows of amb23d variable in namcs2001 dataset : surgical | procedure | #2 - 3 | digit | Freq. Percent Cum. ------------+----------------------------------- 000 | 9,804 98.04 98.04 039 | 1 0.01 98.05 044 | 1 0.01 98.06 089 | 1 0.01 98.07 137 | 5 0.05 98.12 149 | 1 0.01 98.13 180 | 1 0.01 98.14 181 | 1 0.01 98.15 200 | 1 0.01 98.16 208 | 2 0.02 98.18 213 | 2 0.02 98.20 216 | 2 0.02 98.22 218 | 2 0.02 98.24 224 | 1 0.01 98.25 226 | 3 0.03 98.28 274 | 1 0.01 98.29 277 | 1 0.01 98.30 283 | 1 0.01 98.31 291 | 1 0.01 98.32 294 | 1 0.01 98.33 311 | 1 0.01 98.34 360 | 2 0.02 98.36 372 | 1 0.01 98.37 379 | 1 0.01 98.38 399 | 1 0.01 98.39 402 | 3 0.03 98.42 458 | 1 0.01 98.43 470 | 1 0.01 98.44 539 | 1 0.01 98.45 545 | 1 0.01 98.46 555 | 1 0.01 98.47 574 | 2 0.02 98.49 579 | 1 0.01 98.50 586 | 1 0.01 98.51 594 | 1 0.01 98.52 595 | 1 0.01 98.53 598 | 1 0.01 98.54 613 | 1 0.01 98.55 631 | 1 0.01 98.56 653 | 1 0.01 98.57 656 | 2 0.02 98.59 663 | 1 0.01 98.60 673 | 1 0.01 98.61 682 | 2 0.02 98.63 689 | 1 0.01 98.64 690 | 5 0.05 98.69 705 | 1 0.01 98.70 709 | 1 0.01 98.71 711 | 1 0.01 98.72 780 | 1 0.01 98.73 793 | 1 0.01 98.74 802 | 1 0.01 98.75 804 | 1 0.01 98.76 805 | 1 0.01 98.77 806 | 2 0.02 98.79 808 | 1 0.01 98.80 810 | 5 0.05 98.85 819 | 2 0.02 98.87 828 | 1 0.01 98.88 836 | 1 0.01 98.89 837 | 1 0.01 98.90 844 | 1 0.01 98.91 851 | 4 0.04 98.95 852 | 2 0.02 98.97 855 | 2 0.02 98.99 856 | 2 0.02 99.01 859 | 1 0.01 99.02 860 | 5 0.05 99.07 861 | 18 0.18 99.25 862 | 4 0.04 99.29 863 | 45 0.45 99.74 866 | 1 0.01 99.75 867 | 1 0.01 99.76 868 | 3 0.03 99.79 877 | 1 0.01 99.80 883 | 1 0.01 99.81 884 | 1 0.01 99.82 892 | 1 0.01 99.83 935 | 1 0.01 99.84 964 | 1 0.01 99.85 972 | 1 0.01 99.86 985 | 1 0.01 99.87 992 | 11 0.11 99.98 999 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016