condition	mean	min	max
4 h after light	15.1	15.1	15.1
8 h after light	17.55	4.0	31.1
12 h after light	21.700000000000003	8.7	34.7
4 h after dark	2.4000000000000004	2.1	2.7
8 h after dark	20.75	15.7	25.8
12 h after dark	5.949999999999999	5.3	6.6