condition mean min max 4 h after light 0.275204 0.0 0.825612 8 h after light 0.0 0.0 0.0 12 h after light 0.2824683333333333 0.0 0.847405 4 h after dark 0.6540963333333333 0.0 1.06188 8 h after dark 0.8280766666666667 0.0 1.77489 12 h after dark 0.0 0.0 0.0