condition	mean	min	max
4 h after light	61.279694500000005	52.324295	70.235094
8 h after light	67.327657	57.453929	77.201385
12 h after light	78.596001	77.382724	79.809278
4 h after dark	70.746588	66.543336	74.94984
8 h after dark	62.7960765	54.266214	71.325939
12 h after dark	39.497341	39.497341	39.497341