condition mean min max 0 h after light 2.152575 1.01787 3.28728 2 h after light 0.571385 0.0 1.14277 4 h after light 0.766551 0.498872 1.03423 8 h after light 1.5717914999999998 0.525593 2.61799 12 h after light 1.1269845 0.511149 1.74282 2 h after dark 1.594717 0.569664 2.61977 4 h after dark 0.253826 0.0 0.507652 8 h after dark 4.773865000000001 4.57946 4.96827 12 h after dark 4.210935 1.62978 6.79209