condition mean min max 4 h after light 0.291815 0.193536 0.390094 8 h after light 0.2116445 0.0 0.423289 12 h after light 0.7385085 0.512013 0.965004 4 h after dark 0.5085145 0.342261 0.674768 8 h after dark 0.8816755000000001 0.422681 1.34067 12 h after dark 0.36351100000000003 0.166451 0.560571