condition mean min max 0 h after light 0.490666 0.184944 0.796388 2 h after light 0.0926365 0.0 0.185273 4 h after light 0.1846025 0.181288 0.187917 8 h after light 0.6670435 0.572994 0.761093 12 h after light 0.8063985 0.557247 1.05555 2 h after dark 0.9149475 0.380805 1.44909 4 h after dark 0.902222 0.737914 1.06653 8 h after dark 0.4086245 0.40121 0.416039 12 h after dark 1.0631295 0.987089 1.13917