Frequencies for kneereplacementper1000medicareen variable in 1992_surg_discharg Knee | Replacement | per 1000 | Medicare | Enrollees | 1992 | Freq. Percent Cum. ------------+----------------------------------- 1.527214 | 1 0.33 0.33 1.615962 | 1 0.33 0.65 1.726512 | 1 0.33 0.98 1.827244 | 1 0.33 1.30 1.896536 | 1 0.33 1.63 1.936345 | 1 0.33 1.95 2.009329 | 1 0.33 2.28 2.013329 | 1 0.33 2.61 2.056231 | 1 0.33 2.93 2.0916 | 1 0.33 3.26 2.167818 | 1 0.33 3.58 2.18403 | 1 0.33 3.91 2.192639 | 1 0.33 4.23 2.203126 | 1 0.33 4.56 2.265059 | 1 0.33 4.89 2.306263 | 1 0.33 5.21 2.335958 | 1 0.33 5.54 2.437731 | 1 0.33 5.86 2.459291 | 1 0.33 6.19 2.472666 | 1 0.33 6.51 2.497057 | 1 0.33 6.84 2.506477 | 1 0.33 7.17 2.50884 | 1 0.33 7.49 2.517102 | 1 0.33 7.82 2.552582 | 1 0.33 8.14 2.559428 | 1 0.33 8.47 2.622487 | 1 0.33 8.79 2.629523 | 1 0.33 9.12 2.641456 | 1 0.33 9.45 2.647513 | 1 0.33 9.77 2.78156 | 1 0.33 10.10 2.844488 | 1 0.33 10.42 2.905309 | 1 0.33 10.75 2.910324 | 1 0.33 11.07 2.941411 | 1 0.33 11.40 2.962671 | 1 0.33 11.73 2.968225 | 1 0.33 12.05 2.969698 | 1 0.33 12.38 2.996055 | 1 0.33 12.70 3.018391 | 1 0.33 13.03 3.020121 | 1 0.33 13.36 3.038314 | 1 0.33 13.68 3.047161 | 1 0.33 14.01 3.06506 | 1 0.33 14.33 3.065679 | 1 0.33 14.66 3.075129 | 1 0.33 14.98 3.079398 | 1 0.33 15.31 3.085702 | 1 0.33 15.64 3.087423 | 1 0.33 15.96 3.098265 | 1 0.33 16.29 3.110052 | 1 0.33 16.61 3.112489 | 1 0.33 16.94 3.127365 | 1 0.33 17.26 3.13453 | 1 0.33 17.59 3.144828 | 1 0.33 17.92 3.152213 | 1 0.33 18.24 3.181043 | 1 0.33 18.57 3.187191 | 1 0.33 18.89 3.214457 | 1 0.33 19.22 3.245232 | 1 0.33 19.54 3.247551 | 1 0.33 19.87 3.255593 | 1 0.33 20.20 3.269717 | 1 0.33 20.52 3.277439 | 1 0.33 20.85 3.285852 | 1 0.33 21.17 3.310991 | 1 0.33 21.50 3.347833 | 1 0.33 21.82 3.34903 | 1 0.33 22.15 3.385067 | 1 0.33 22.48 3.385437 | 1 0.33 22.80 3.396049 | 1 0.33 23.13 3.422446 | 1 0.33 23.45 3.47472 | 1 0.33 23.78 3.490273 | 1 0.33 24.10 3.508004 | 1 0.33 24.43 3.508256 | 1 0.33 24.76 3.510681 | 1 0.33 25.08 3.517781 | 1 0.33 25.41 3.519843 | 1 0.33 25.73 3.521899 | 1 0.33 26.06 3.547193 | 1 0.33 26.38 3.552979 | 1 0.33 26.71 3.556125 | 1 0.33 27.04 3.558909 | 1 0.33 27.36 3.565293 | 1 0.33 27.69 3.578092 | 1 0.33 28.01 3.585173 | 1 0.33 28.34 3.606913 | 1 0.33 28.66 3.621425 | 1 0.33 28.99 3.628201 | 1 0.33 29.32 3.632012 | 1 0.33 29.64 3.632942 | 1 0.33 29.97 3.635355 | 1 0.33 30.29 3.640618 | 1 0.33 30.62 3.66446 | 1 0.33 30.94 3.665283 | 1 0.33 31.27 3.692305 | 1 0.33 31.60 3.69415 | 1 0.33 31.92 3.699981 | 1 0.33 32.25 3.704636 | 1 0.33 32.57 3.704861 | 1 0.33 32.90 3.728236 | 1 0.33 33.22 3.737562 | 1 0.33 33.55 3.776633 | 1 0.33 33.88 3.778232 | 1 0.33 34.20 3.78597 | 1 0.33 34.53 3.810338 | 1 0.33 34.85 3.811208 | 1 0.33 35.18 3.823274 | 1 0.33 35.50 3.825916 | 1 0.33 35.83 3.827968 | 1 0.33 36.16 3.833207 | 1 0.33 36.48 3.842345 | 1 0.33 36.81 3.849619 | 1 0.33 37.13 3.858109 | 1 0.33 37.46 3.878435 | 1 0.33 37.79 3.881291 | 1 0.33 38.11 3.883685 | 1 0.33 38.44 3.88605 | 1 0.33 38.76 3.895268 | 1 0.33 39.09 3.900558 | 1 0.33 39.41 3.91452 | 1 0.33 39.74 3.935013 | 1 0.33 40.07 3.94222 | 1 0.33 40.39 3.954854 | 1 0.33 40.72 3.96541 | 1 0.33 41.04 3.980105 | 1 0.33 41.37 3.992354 | 1 0.33 41.69 3.998946 | 1 0.33 42.02 4.005261 | 1 0.33 42.35 4.024361 | 1 0.33 42.67 4.034998 | 1 0.33 43.00 4.04324 | 1 0.33 43.32 4.048897 | 1 0.33 43.65 4.050951 | 1 0.33 43.97 4.055492 | 1 0.33 44.30 4.063921 | 1 0.33 44.63 4.076176 | 1 0.33 44.95 4.096552 | 1 0.33 45.28 4.100988 | 1 0.33 45.60 4.102445 | 1 0.33 45.93 4.107278 | 1 0.33 46.25 4.11775 | 1 0.33 46.58 4.121272 | 1 0.33 46.91 4.127023 | 1 0.33 47.23 4.130446 | 1 0.33 47.56 4.132393 | 1 0.33 47.88 4.139174 | 1 0.33 48.21 4.142875 | 1 0.33 48.53 4.150433 | 1 0.33 48.86 4.157996 | 1 0.33 49.19 4.160229 | 1 0.33 49.51 4.168249 | 1 0.33 49.84 4.17523 | 1 0.33 50.16 4.194826 | 1 0.33 50.49 4.197204 | 1 0.33 50.81 4.21158 | 1 0.33 51.14 4.216443 | 1 0.33 51.47 4.230708 | 1 0.33 51.79 4.233636 | 1 0.33 52.12 4.237796 | 1 0.33 52.44 4.275588 | 1 0.33 52.77 4.277935 | 1 0.33 53.09 4.278626 | 1 0.33 53.42 4.281658 | 1 0.33 53.75 4.29055 | 1 0.33 54.07 4.293199 | 1 0.33 54.40 4.321252 | 1 0.33 54.72 4.322107 | 1 0.33 55.05 4.322628 | 1 0.33 55.37 4.334409 | 1 0.33 55.70 4.349949 | 1 0.33 56.03 4.365065 | 1 0.33 56.35 4.395907 | 1 0.33 56.68 4.403812 | 1 0.33 57.00 4.41508 | 1 0.33 57.33 4.42702 | 1 0.33 57.65 4.429731 | 1 0.33 57.98 4.436185 | 1 0.33 58.31 4.441989 | 1 0.33 58.63 4.462831 | 1 0.33 58.96 4.463651 | 1 0.33 59.28 4.492667 | 1 0.33 59.61 4.506335 | 1 0.33 59.93 4.508608 | 1 0.33 60.26 4.511608 | 1 0.33 60.59 4.517137 | 1 0.33 60.91 4.518283 | 1 0.33 61.24 4.524036 | 1 0.33 61.56 4.549731 | 1 0.33 61.89 4.554584 | 1 0.33 62.21 4.56398 | 1 0.33 62.54 4.576405 | 1 0.33 62.87 4.590142 | 1 0.33 63.19 4.596332 | 1 0.33 63.52 4.614948 | 1 0.33 63.84 4.615135 | 1 0.33 64.17 4.618373 | 1 0.33 64.50 4.624427 | 1 0.33 64.82 4.636386 | 1 0.33 65.15 4.658597 | 1 0.33 65.47 4.66008 | 1 0.33 65.80 4.67732 | 1 0.33 66.12 4.689474 | 1 0.33 66.45 4.708746 | 1 0.33 66.78 4.727838 | 1 0.33 67.10 4.732391 | 1 0.33 67.43 4.739626 | 1 0.33 67.75 4.753 | 1 0.33 68.08 4.756561 | 1 0.33 68.40 4.769804 | 1 0.33 68.73 4.776863 | 1 0.33 69.06 4.785123 | 1 0.33 69.38 4.792879 | 1 0.33 69.71 4.798412 | 1 0.33 70.03 4.802289 | 1 0.33 70.36 4.806188 | 1 0.33 70.68 4.81497 | 1 0.33 71.01 4.823872 | 1 0.33 71.34 4.826735 | 1 0.33 71.66 4.827602 | 1 0.33 71.99 4.897674 | 1 0.33 72.31 4.903308 | 1 0.33 72.64 4.905934 | 1 0.33 72.96 4.908594 | 1 0.33 73.29 4.915039 | 1 0.33 73.62 4.920664 | 1 0.33 73.94 4.945266 | 1 0.33 74.27 4.967177 | 1 0.33 74.59 4.975173 | 1 0.33 74.92 4.991849 | 1 0.33 75.24 4.993346 | 1 0.33 75.57 5.004955 | 1 0.33 75.90 5.023759 | 1 0.33 76.22 5.029326 | 1 0.33 76.55 5.030581 | 1 0.33 76.87 5.032135 | 1 0.33 77.20 5.033778 | 1 0.33 77.52 5.050018 | 1 0.33 77.85 5.052585 | 1 0.33 78.18 5.084593 | 1 0.33 78.50 5.090746 | 1 0.33 78.83 5.104361 | 1 0.33 79.15 5.106254 | 1 0.33 79.48 5.109548 | 1 0.33 79.80 5.128616 | 1 0.33 80.13 5.136654 | 1 0.33 80.46 5.146019 | 1 0.33 80.78 5.164616 | 1 0.33 81.11 5.222477 | 1 0.33 81.43 5.238812 | 1 0.33 81.76 5.284193 | 1 0.33 82.08 5.285233 | 1 0.33 82.41 5.313678 | 1 0.33 82.74 5.331749 | 1 0.33 83.06 5.343327 | 1 0.33 83.39 5.349061 | 1 0.33 83.71 5.362437 | 1 0.33 84.04 5.41293 | 1 0.33 84.36 5.426492 | 1 0.33 84.69 5.466817 | 1 0.33 85.02 5.482036 | 1 0.33 85.34 5.486821 | 1 0.33 85.67 5.576411 | 1 0.33 85.99 5.587884 | 1 0.33 86.32 5.616636 | 1 0.33 86.64 5.620134 | 1 0.33 86.97 5.623456 | 1 0.33 87.30 5.654948 | 1 0.33 87.62 5.730716 | 1 0.33 87.95 5.747616 | 1 0.33 88.27 5.758804 | 1 0.33 88.60 5.76477 | 1 0.33 88.93 5.784978 | 1 0.33 89.25 5.808694 | 1 0.33 89.58 5.810444 | 1 0.33 89.90 5.873948 | 1 0.33 90.23 6.027277 | 1 0.33 90.55 6.027777 | 1 0.33 90.88 6.078497 | 1 0.33 91.21 6.10254 | 1 0.33 91.53 6.111143 | 1 0.33 91.86 6.140373 | 1 0.33 92.18 6.172653 | 1 0.33 92.51 6.237329 | 1 0.33 92.83 6.237949 | 1 0.33 93.16 6.246299 | 1 0.33 93.49 6.27394 | 1 0.33 93.81 6.312178 | 1 0.33 94.14 6.349407 | 1 0.33 94.46 6.398784 | 1 0.33 94.79 6.404849 | 1 0.33 95.11 6.410305 | 1 0.33 95.44 6.567154 | 1 0.33 95.77 6.595219 | 1 0.33 96.09 6.671801 | 1 0.33 96.42 6.807381 | 1 0.33 96.74 6.866119 | 1 0.33 97.07 6.881969 | 1 0.33 97.39 6.911 | 1 0.33 97.72 6.931875 | 1 0.33 98.05 6.933986 | 1 0.33 98.37 7.119602 | 1 0.33 98.70 7.175132 | 1 0.33 99.02 7.268538 | 1 0.33 99.35 7.285614 | 1 0.33 99.67 8.121231 | 1 0.33 100.00 ------------+----------------------------------- Total | 307 100.00 by Jean Roth , jroth@nber.org , 14 Mar 2018