condition	mean	min	max
4 h after light	0.66354	0.500076	0.827004
8 h after light	2.70953	1.62065	3.79841
12 h after light	3.72623	2.63909	4.81337
4 h after dark	6.37676	4.68008	8.07344
8 h after dark	8.085145	6.57446	9.59583
12 h after dark	2.148505	1.42254	2.87447