condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.132969 0.1254 0.140538 4 h after light 0.252136 0.122703 0.381569 8 h after light 0.0646375 0.0 0.129275 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 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0