condition	mean	min	max
4 h after light	2.7	2.7	2.7
8 h after light	14.85	2.8	26.9
12 h after light	2.3	1.6	3.0
4 h after dark	13.299999999999999	1.2	25.4
8 h after dark	16.05	3.9	28.2
12 h after dark	23.9	17.3	30.5