condition	mean	min	max
4 h after light	77.68945	73.7727	81.6062
8 h after light	59.9131	59.4544	60.3718
12 h after light	13.37745	10.0348	16.7201
4 h after dark	7.827820000000001	5.83297	9.82267
8 h after dark	6.869125	6.02695	7.7113
12 h after dark	26.3172	23.6051	29.0293