condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.29552566666666663 0.0 0.886577 12 h after light 0.27590533333333334 0.0 0.582701 4 h after dark 1.1741456666666668 0.922635 1.63544 8 h after dark 0.8826160000000001 0.0 1.9326 12 h after dark 1.088218 0.0 2.5422