condition mean min max 3 h after light 0.03254173333333333 0.0 0.0976252 6 h after light 0.04305933333333333 0.0 0.129178 9 h after light 0.0 0.0 0.0 12 h after light 0.01435905 0.0 0.0574362 3 h after dark 0.04887133333333333 0.0 0.146614 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0