condition	mean	min	max
4 h after light	52.1	52.1	52.1
8 h after light	51.2	42.1	60.3
12 h after light	81.85	61.8	101.9
4 h after dark	76.15	66.8	85.5
8 h after dark	107.1	95.1	119.1
12 h after dark	85.65	84.4	86.9