condition mean min max 0 h after light 0.882944 0.417508 1.34838 2 h after light 0.209125 0.0 0.41825 4 h after light 0.4167365 0.409254 0.424219 8 h after light 0.2147695 0.0 0.429539 12 h after light 0.86728 0.47658 1.25798 2 h after dark 1.130826 0.859662 1.40199 4 h after dark 0.60192 0.0 1.20384 8 h after dark 0.914095 0.4696 1.35859 12 h after dark 0.6514455 0.445668 0.857223