condition mean min max 4 h after light 0.0203832 0.0 0.0611496 8 h after light 0.5069069666666667 0.0943239 0.824452 12 h after light 0.6336136666666666 0.368059 0.990912 4 h after dark 0.750005 0.58494 0.896787 8 h after dark 0.42427393333333335 0.0511638 0.64514 12 h after dark 0.302589 0.206717 0.484936