| Tenured or tenure-track faculty |
16% | 12% | 9% | 20% | 28% |
| Laboratory or observatory staff |
11% | < 1% | 13% | 10% | 11% |
| Total permanent positions |
27% | 12% | 22% | 30% | 39% |
| Postdoctoral positions |
40% | 49% | 61% | 36% | 56% |
| Other temporary positions |
19% | 11% | 9% | 15% | 6% |
| Total temporary positions |
59% | 60% | 70% | 51% | 61% |
| Industry and other |
14% | 28% | 8% | 19% | 0% |