condition	mean	min	max
4 h after light	89.42405	84.5816	94.2665
8 h after light	39.442899999999995	37.3264	41.5594
12 h after light	18.970750000000002	18.4207	19.5208
4 h after dark	22.5913	20.5942	24.5884
8 h after dark	31.0187	25.9047	36.1327
12 h after dark	54.8581	51.1769	58.5393