condition	mean	min	max
4 h after light	8.6	8.6	8.6
8 h after light	14.8	4.1	25.5
12 h after light	11.85	4.2	19.5
4 h after dark	32.35	18.3	46.4
8 h after dark	26.4	7.8	45.0
12 h after dark	16.9	5.5	28.3