condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.01476785 0.0 0.0295357 12 h after light 0.004046295 0.0 0.00809259 4 h after dark 0.014604666666666667 0.0 0.043814 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0