condition	mean	min	max
4 h after light	3.7072950000000002	3.29055	4.12404
8 h after light	5.14328	4.84404	5.44252
12 h after light	5.693	5.58036	5.80564
4 h after dark	8.131314999999999	7.83224	8.43039
8 h after dark	5.50376	5.47942	5.5281
12 h after dark	5.142155000000001	4.55165	5.73266