condition	mean	min	max
4 h after light	21.1	21.1	21.1
8 h after light	21.9	14.0	29.8
12 h after light	34.45	17.2	51.7
4 h after dark	16.2	8.4	24.0
8 h after dark	34.2	6.9	61.5
12 h after dark	11.55	4.8	18.3