condition	mean	min	max
4 h after light	4.739725	1.75872	7.72073
8 h after light	0.8940425000000001	0.751785	1.0363
12 h after light	0.7447265000000001	0.58009	0.909363
4 h after dark	2.6680200000000003	2.47826	2.85778
8 h after dark	12.99405	10.1655	15.8226
12 h after dark	7.8292399999999995	7.199	8.45948