condition	mean	min	max
4 h after light	3.167126666666667	3.100356	3.24934
8 h after light	2.3321259999999997	1.482493	2.7790169999999996
12 h after light	1.5402986666666667	1.449818	1.655414
16 h after light	3.13756	2.633681	3.701303
4 h after dark	2.751755	2.418613	3.037001
8 h after dark	1.6920586666666666	1.603145	1.788201