condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.046369766666666666 0.0 0.0913206 9 h after light 0.0652605 0.0 0.10761 12 h after light 0.078953075 0.0 0.182336 3 h after dark 0.0420544 0.0 0.0702878 6 h after dark 0.0 0.0 0.0 9 h after dark 0.07168586666666667 0.041049 0.101775 12 h after dark 0.0 0.0 0.0