| Levels | Average of efficiency/% | |||
| VθRshroud/m2・s−1 | VθRhub/m2・s−1 | Kshroud | Khub | |
| 1 | 93.63 | 93.57 | 93.68 | 93.69 |
| 2 | 93.74 | 93.72 | 93.73 | 93.73 |
| 3 | 93.82 | 93.9 | 93.77 | 93.77 |
| Range | 0.19 | 0.33 | 0.09 | 0.08 |