| T850-T2m (˚C) | Level 4 | Level 3 | Level 2 | Level 1 | Score (Lev4) | Score (Lev 3) | Score (Lev 2) | Score (Lev 1) | Total score |
| -3 | 73% | 30% | 22% | 12% | 0 | 12 | 22 | 60 | 94 |
| 3-6 | 15% | 18% | 13% | 7% | 0 | 7 | 13 | 34 | 54 |
| 6-9 | 7% | 22% | 19% | 28% | 0 | 9 | 19 | 138 | 166 |
| 9-12 | 4% | 15% | 18% | 26% | 0 | 6 | 18 | 131 | 154 |
| 12- | 1% | 15% | 28% | 28% | 0 | 6 | 28 | 138 | 172 |