condition	mean	min	max
4 h after light	14.8	14.8	14.8
8 h after light	3.65	2.0	5.3
12 h after light	34.65	18.2	51.1
4 h after dark	25.85	2.0	49.7
8 h after dark	15.25	2.6	27.9
12 h after dark	13.200000000000001	3.3	23.1