| 1 | A | B | C | D | E | F | G | H | I |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | postdoctoral appointees and nonfaculty researchers in science, engineering, and health fields of research in all institutions, by sex and field: 2017-18 |  |  |  |  |  |  |  |  |
| 3 | sex and field | postdoctoral appointees |  |  |  | nonfaculty researchers |  |  |  |
| 4 |  | 2017 | 2018 | change | percent change | 2017 | 2018 | change | percent change |
| 5 | all surveyed fields | 64733 | 64783 | 50 | 0.1 | 28180 | 29284 | 1104 | 3.9 |
| 6 | male | 38870 | 38661 | -209 | -0.5 | 16580 | 17468 | 888 | 5.4 |
| 7 | female | 25863 | 26122 | 259 | 1 | 11600 | 11816 | 216 | 1.9 |
| 8 | science and engineering | 46080 | 45478 | -602 | -1.3 | 20542 | 21848 | 1306 | 6.4 |
| 9 | science | 38241 | 37564 | -677 | -1.8 | 17268 | 18278 | 1010 | 5.8 |
| 10 | agricultural sciences | 1024 | 1072 | 48 | 4.7 | 496 | 565 | 69 | 13.9 |
| 11 | biological and biomedical sciences | 21781 | 21533 | -248 | -1.1 | 8203 | 8250 | 47 | 0.6 |
| 12 | computer and information sciences | 854 | 879 | 25 | 2.9 | 476 | 515 | 39 | 8.2 |
| 13 | geosciences, atmospheric sciences, and ocean sciences | 2089 | 1726 | -363 | -17.4 | 1794 | 2106 | 312 | 17.4 |
| 14 | mathematics and statistics | 991 | 982 | -9 | -0.9 | 240 | 266 | 26 | 10.8 |
| 15 | multidisciplinary and interdisciplinary studies | 1131 | 980 | -151 | -13.4 | 806 | 832 | 26 | 3.2 |
| 16 | natural resources and conservation | 731 | 764 | 33 | 4.5 | 364 | 580 | 216 | 59.3 |
| 17 | physical sciences | 7211 | 6976 | -235 | -3.3 | 2871 | 3056 | 185 | 6.4 |
| 18 | psychology | 1082 | 1145 | 63 | 5.8 | 494 | 507 | 13 | 2.6 |
| 19 | social sciences | 1347 | 1507 | 160 | 11.9 | 1524 | 1601 | 77 | 5.1 |
| 20 | engineering | 7839 | 7914 | 75 | 1 | 3274 | 3570 | 296 | 9 |
| 21 | bioengineering and biomedical engineering | 1398 | 1433 | 35 | 2.5 | 415 | 440 | 25 | 6 |
| 22 | chemical engineering | 1197 | 1142 | -55 | -4.6 | 281 | 257 | -24 | -8.5 |
| 23 | civil engineering | 804 | 739 | -65 | -8.1 | 422 | 414 | -8 | -1.9 |
| 24 | electrical, electronics, and communications engineering | 1170 | 1197 | 27 | 2.3 | 557 | 588 | 31 | 5.6 |
| 25 | engineering mechanics, physics, and science | 316 | 354 | 38 | 12 | 200 | 220 | 20 | 10 |
| 26 | industrial and manufacturing engineering | 127 | 156 | 29 | 22.8 | 119 | 105 | -14 | -11.8 |
| 27 | mechanical engineering | 1089 | 1069 | -20 | -1.8 | 458 | 489 | 31 | 6.8 |
| 28 | metallurgical and materials engineering | 550 | 549 | -1 | -0.2 | 181 | 215 | 34 | 18.8 |
| 29 | other engineering a | 1188 | 1275 | 87 | 7.3 | 641 | 842 | 201 | 31.4 |
| 30 | health | 18653 | 19305 | 652 | 3.5 | 7638 | 7436 | -202 | -2.6 |
| 31 | clinical medicine | 16100 | 16563 | 463 | 2.9 | 6448 | 6159 | -289 | -4.5 |
| 32 | other health | 2553 | 2742 | 189 | 7.4 | 1190 | 1277 | 87 | 7.3 |

Question: what was the number of postdocs in seh fields of study in 2017?
Answer: 64733

Question: what was the number of postdocs in seh fields of study in 2018?
Answer: 64783

Question: how many students did geosciences, atmospheric sciences, and ocean sciences see the largest decrease in the number of postdocs?
Answer: 363

Question: how many students did clinical medicine which saw the largest increase in number of postdocs rise by?
Answer: 463

Question: between 2017 and 2018, what was the decrease of nfrs in clinical medicine?
Answer: 289