condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.14005773333333332 0.0 0.340208 12 h after light 0.05943433333333333 0.0 0.178303 4 h after dark 0.300049 0.0 0.701789 8 h after dark 0.052088666666666665 0.0 0.156266 12 h after dark 0.0 0.0 0.0