condition mean min max 0 h after light 1.52706 1.14657 1.90755 4 h after light 0.805605 0.38873 1.22248 8 h after light 1.2430599999999998 1.16506 1.32106 4 h after dark 0.9391345 0.655709 1.22256 8 h after dark 1.4141650000000001 1.23144 1.59689 12 h after dark 0.566309 0.465873 0.666745