condition mean min max 4 h after light 0.0828876 0.0549722 0.110803 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.04826175 0.0479154 0.0486081 8 h after dark 1.2319499999999999 1.04721 1.41669 12 h after dark 0.666792 0.378232 0.955352