condition	mean	min	max
4 h after light	76.5	76.5	76.5
8 h after light	81.65	67.2	96.1
12 h after light	101.15	98.6	103.7
4 h after dark	152.55	149.7	155.4
8 h after dark	174.35	171.1	177.6
12 h after dark	185.1	175.2	195.0