condition mean min max 4 h after light 0.097845 0.0 0.293535 8 h after light 0.1113778 0.0722377 0.182659 12 h after light 0.0541823 0.0168265 0.105703 4 h after dark 0.0196693 0.0 0.0590079 8 h after dark 0.2540787 0.0982401 0.442792 12 h after dark 0.7193073333333333 0.640153 0.843454