condition mean min max 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 4 h after dark 0.17866733333333332 0.0 0.536002 8 h after dark 0.10343233333333333 0.0 0.310297 12 h after dark 0.008295166666666668 0.0 0.0248855