condition mean min max 0 h after light 0.1368205 0.114333 0.159308 2 h after light 0.5439025 0.37238 0.715425 4 h after light 0.5830505 0.572582 0.593519 8 h after light 0.8210545 0.819494 0.822615 12 h after light 1.5953 1.49335 1.69725 2 h after dark 2.33337 1.69477 2.97197 4 h after dark 1.534595 1.48012 1.58907 8 h after dark 0.9621005 0.657011 1.26719 12 h after dark 0.275829 0.170053 0.381605