condition	mean	min	max
4 h after light	87.7	87.7	87.7
8 h after light	78.65	74.2	83.1
12 h after light	55.5	49.9	61.1
4 h after dark	78.7	65.2	92.2
8 h after dark	98.45	78.9	118.0
12 h after dark	109.85	103.0	116.7