condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.082925 0.0 0.248775 12 h after light 0.027251133333333333 0.0 0.0817534 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0