condition	mean	min	max
4 h after light	1.458835	1.19604	1.72163
8 h after light	2.6959049999999998	2.2357	3.15611
12 h after light	5.539	3.96541	7.11259
4 h after dark	9.63583	9.06426	10.2074
8 h after dark	5.561565	4.80803	6.3151
12 h after dark	2.353275	1.96485	2.7417