| Groups/days | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| NIM (CNI) | B | D | D | C | D | D | D | D | D | D |
| IM (CNI) | A | B | B | B | C | C | C | C | C | C |
| Let.IM (CNI) | A | B | AB | B | C | C | C | C | C | C |
| NIM (L) | A | C | C | B | B | B | B | B | B | B |
| IM (L) | A | A | A | A | A | A | A | A | A | A |
| Let.IM (L) | A | A | A | A | A | A | A | A | A | A |