condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.112 0.0 0.224 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.1122 0.0 0.2244 12 h after dark 0.0 0.0 0.0