Frequencies for first 10,000 rows of drg variable in hqi_hosp_mv dataset : Diagnosis | Related | Group ID | Freq. Percent Cum. ------------+----------------------------------- 38 | 132 1.32 1.32 39 | 133 1.33 2.65 190 | 247 2.47 5.12 191 | 249 2.49 7.61 192 | 246 2.46 10.07 193 | 246 2.46 12.53 219 | 97 0.97 13.50 220 | 100 1.00 14.50 221 | 74 0.74 15.24 224 | 81 0.81 16.05 225 | 91 0.91 16.96 226 | 101 1.01 17.97 227 | 113 1.13 19.10 235 | 95 0.95 20.05 236 | 100 1.00 21.05 237 | 141 1.41 22.46 243 | 155 1.55 24.01 244 | 159 1.59 25.60 247 | 139 1.39 26.99 280 | 226 2.26 29.25 281 | 224 2.24 31.49 282 | 225 2.25 33.74 291 | 248 2.48 36.22 292 | 249 2.49 38.71 293 | 248 2.48 41.19 313 | 241 2.41 43.60 328 | 137 1.37 44.97 329 | 215 2.15 47.12 330 | 217 2.17 49.29 331 | 193 1.93 51.22 353 | 120 1.20 52.42 354 | 166 1.66 54.08 355 | 168 1.68 55.76 414 | 117 1.17 56.93 417 | 192 1.92 58.85 418 | 213 2.13 60.98 419 | 215 2.15 63.13 459 | 85 0.85 63.98 460 | 122 1.22 65.20 461 | 16 0.16 65.36 462 | 80 0.80 66.16 466 | 95 0.95 67.11 467 | 155 1.55 68.66 468 | 149 1.49 70.15 469 | 176 1.76 71.91 470 | 201 2.01 73.92 471 | 76 0.76 74.68 472 | 111 1.11 75.79 473 | 116 1.16 76.95 477 | 72 0.72 77.67 478 | 119 1.19 78.86 479 | 69 0.69 79.55 490 | 118 1.18 80.73 491 | 126 1.26 81.99 507 | 33 0.33 82.32 508 | 37 0.37 82.69 515 | 102 1.02 83.71 637 | 214 2.14 85.85 656 | 97 0.97 86.82 657 | 118 1.18 88.00 658 | 99 0.99 88.99 659 | 93 0.93 89.92 668 | 108 1.08 91.00 673 | 142 1.42 92.42 674 | 131 1.31 93.73 675 | 48 0.48 94.21 713 | 125 1.25 95.46 714 | 131 1.31 96.77 743 | 185 1.85 98.62 748 | 138 1.38 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 16 Nov 2016