condition mean min max 4 h after light 0.0288571 0.0 0.0577142 8 h after light 0.1103306 0.0525852 0.168076 12 h after light 0.12935449999999998 0.122559 0.13615 4 h after dark 0.1882078 0.0864994 0.296511 8 h after dark 0.17527596666666667 0.0768609 0.359181 12 h after dark 0.12379733333333333 0.0 0.263926