condition	mean	min	max
4 h after light	23.6	23.6	23.6
8 h after light	32.3	18.4	46.2
12 h after light	67.9	48.8	87.0
4 h after dark	9.8	8.9	10.7
8 h after dark	37.3	36.7	37.9
12 h after dark	18.549999999999997	10.2	26.9