condition mean min max 4 h after light 0.9070659999999999 0.753732 1.0604 8 h after light 1.921965 1.61084 2.23309 12 h after light 1.396656 0.946422 1.84689 4 h after dark 2.761233333333333 2.28914 3.58852 8 h after dark 2.8137566666666665 2.68924 2.90916 12 h after dark 1.84596 1.31482 2.13278