condition mean min max 0 h after light 0.55703 0.536745 0.577315 2 h after light 0.8609485 0.854386 0.867511 4 h after light 0.705332 0.613258 0.797406 8 h after light 0.554585 0.512957 0.596213 12 h after light 1.425115 1.34795 1.50228 2 h after dark 0.6337875 0.62137 0.646205 4 h after dark 0.5677525 0.428766 0.706739 8 h after dark 0.85546 0.825448 0.885472 12 h after dark 0.561371 0.476195 0.646547