condition mean min max 4 h after light 2.7241433333333336 0.96913 4.63102 8 h after light 4.583004 0.941192 8.6401 12 h after light 3.5599800000000004 2.54829 4.70736 4 h after dark 4.7775 3.60198 6.01449 8 h after dark 3.6219366666666666 2.31659 5.01045 12 h after dark 3.8655266666666668 2.7939 4.91843