Staff position (Scientific, Technical, Administrative and others) April 2005 – March 2023
| Category | Strength (Before 2014) | Strength (After 2014) | Strength (During 2023) |
| Scientific | 120 | 95 | 92 |
| Technical | 125 | 100 | 97 |
| Administrative | 26 | 27 | 25 |
| Supporting | 94 | 94 | 90 |
| Auxiliary | 1 | 0 | 0 |
| Total | 366 | 316 | 304 |