condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03276193333333333 0.0 0.0982858 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.04004566666666667 0.0 0.120137