condition	mean	min	max
4 h after light	5.17864	5.00402	5.35326
8 h after light	4.745645	4.60012	4.89117
12 h after light	5.372915000000001	5.02073	5.7251
4 h after dark	8.028433333333332	7.44047	8.54239
8 h after dark	9.46724	8.50939	10.728
12 h after dark	5.946036666666666	4.82754	6.99534