| Site | % (O2 + Ar) | % N2 | % Ar† | % N2aec-N |
| DC | 0.5 | 7.5 | 0.025 | 5.40 |
| BB | 1.2 | 36.4 | 0.06 | 31.37 |
| HC | 0.3 | 11.1 | 0.015 | 9.84 |
| CLB | 0.9 | 3.4 | 0.045 | −0.37 (0) |
| UF | 1.1 | 29.5 | 0.055 | 24.89 |
| GI | 1.3 | 24.4 | 0.065 | 18.95 |
| S | 1.2 | 12 | 0.06 | 6.97 |
| F | 1.3 | 28.8 | 0.065 | 23.35 |
| Br | 1 | 42.7 | 0.05 | 38.51 |
| LF | 1.4 | 49.8 | 0.07 | 43.93 |
| HL | 0.6 | 19.4 | 0.03 | 16.88 |
| Pelt. | 2.1 | 64.4 | 0.105 | 55.59 |
| Spar. | 2.4 | 84.5 | 0.12 | 74.44 |
| DFC | 1.2 | 52.1 | 0.06 | 47.07 |
| Median | 24.12 (24.12) | |||