condition	mean	min	max
4 h after light	76.50595000000001	72.7253	80.2866
8 h after light	54.74055	52.9697	56.5114
12 h after light	74.70564999999999	71.8231	77.5882
4 h after dark	83.11395	73.9976	92.2303
8 h after dark	65.22065	62.8338	67.6075
12 h after dark	75.70715	74.2271	77.1872