condition	mean	min	max
4 h after light	6.876245	6.10373	7.64876
8 h after light	11.24915	11.0223	11.476
12 h after light	11.73125	11.0485	12.414
4 h after dark	16.1977	16.0848	16.3106
8 h after dark	13.6186	13.12	14.1172
12 h after dark	12.200199999999999	11.8637	12.5367