condition	mean	min	max
0 h after light	2.599055	1.95146	3.24665
4 h after light	1.301825	1.28041	1.32324
8 h after light	1.936519	0.660978	3.21206
4 h after dark	6.3898399999999995	6.37724	6.40244
8 h after dark	4.81787	4.47656	5.15918
12 h after dark	3.8413	3.24228	4.44032