| Levels | e (m) | k (kg/m3) | R (Ns2/m8) |
| 30 | 0.190 | 0.009003 | 0.15901 |
| 000 | 0.208 | 0.009427 | 0.23193 |
| −30 | 0.261 | 0.010958 | 0.28948 |
| −60 | 0.252 | 0.010812 | 0.33798 |
| −90 | 0.314 | 0.011751 | 0.58294 |
| Mean | 0.245 | 0.010390 | 0.32027 |
| Standard deviation | 0.049 | 0.001140 | 0.16129 |