condition	mean	min	max
4 h after light	74.8	74.8	74.8
8 h after light	63.15	58.8	67.5
12 h after light	48.8	33.6	64.0
4 h after dark	69.65	58.7	80.6
8 h after dark	73.2	63.0	83.4
12 h after dark	64.15	64.0	64.3