condition	mean	min	max
0 h after light	3.315765	3.2151	3.41643
4 h after light	4.271975	3.79755	4.7464
8 h after light	5.01084	4.90042	5.12126
4 h after dark	4.71064	4.08319	5.33809
8 h after dark	3.941665	3.85581	4.02752
12 h after dark	3.73204	3.72201	3.74207