The values provided by Stouffer for this step wedge's densities are as follows:

Fog: 0.06
2: 0.2
3: 0.37
4: 0.51
5: 0.67
6: 0.82
7: 0.97
8: 1.13
9: 1.27
10: 1.43
11: 1.57
12: 1.72
13: 1.88
14: 2.04
15: 2.18
16: 2.34
17: 2.50
18: 2.63
19: 2.78
20: 2.94
21: 3.08