| Fine field numeric code and SED fine field | Broad field of study classification | 2017 population estimate | |
|---|---|---|---|
| Traditional (pre-2017 SDR) | ToD (2017 SDR and beyond) | ||
| 068 - Forest engineering | Biological, agricultural, and environmental life sciences | Engineering | 50 |
| 152 - Marine biology and biological oceanography | Biological, agricultural, and environmental life sciences | Physical sciences, geosciences, atmospheric, and ocean sciences | 400 |
| 211 - Environmental toxicology | Health | Biological, agricultural, and environmental life sciences | 250 |
| 217 - Health policy analysis | Health | Social sciences | 250 |
| 220 - Epidemiology | Biological, agricultural, and environmental life sciences | Health | 5,650 |
| 363 - Operations research | Mathematics and statistics | Engineering | 2,950 |
| 415 - Roboticsh | Computer and information sciences | Engineering | 400 |
| 528 - Medicinal/pharmaceutical | Physical sciences | Health | 2,850 |
| 547 - Fuel technology/petroleum Engineering | Physical sciences | Engineering | 50 |
| 577 - Medical physics/radiological science | Physical sciences | Health | 500 |
| 685 - Natural resource and environmental policy | Social sciences | Biological, agricultural, and environmental life sciences | 100 |
| 690 - Statistics | Mathematics and statistics | Social sciences | 1,600 |
