condition mean min max 0 h after light 0.36595 0.0 0.7319 2 h after light 0.0 0.0 0.0 4 h after light 0.750745 0.0 1.50149 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 1.79315 0.0 3.5863 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