condition mean min max 2 h after light 0.18534766666666666 0.0 0.5503 6 h after light 0.0 0.0 0.0 10 h after light 0.20358266666666666 0.0 0.402818 14 h after light 0.0 0.0 0.0 18 h after light 0.1824955 0.0 0.682599 2 h after dark 0.129883 0.0 0.470155