| Depth | Mean | Max. | Min. | Number of Sample | Standard Deviation |
| 0 |
21.77 |
31.38 |
2.54 |
6 |
12.19 |
| 10 |
30.81 |
31.58 |
29.58 |
6 |
0.66 |
| 20 |
31.61 |
31.88 |
31.24 |
6 |
0.23 |
| 30 |
31.90 |
32.07 |
31.64 |
6 |
0.16 |
| 50 |
32.12 |
32.29 |
31.97 |
6 |
0.15 |
| 75 |
32.32 |
32.49 |
32.16 |
6 |
0.15 |
| 100 |
32.57 |
32.71 |
32.41 |
6 |
0.15 |
| 125 |
32.91 |
33.06 |
32.82 |
3 |
0.13 |
| 150 |
33.28 |
33.40 |
33.17 |
6 |
0.09 |
| 200 |
33.91 |
34.07 |
33.72 |
5 |
0.13 |
| 250 |
34.37 |
34.50 |
34.23 |
5 |
0.10 |
| 300 |
34.70 |
34.73 |
34.63 |
4 |
0.05 |
| 400 |
34.82 |
34.84 |
34.79 |
3 |
0.02 |
|
|