condition	mean	min	max
4 h after light	3.7	3.7	3.7
8 h after light	7.35	4.7	10.0
12 h after light	4.550000000000001	4.2	4.9
4 h after dark	11.4	5.2	17.6
8 h after dark	10.0	3.9	16.1
12 h after dark	17.45	2.3	32.6