condition	mean	min	max
4 h after light	688.2	688.2	688.2
8 h after light	761.95	625.2	898.7
12 h after light	797.5	764.9	830.1
4 h after dark	997.05	943.9	1050.2
8 h after dark	957.2	944.0	970.4
12 h after dark	731.5	725.9	737.1