condition	mean	min	max
4 h after light	4.839995	4.40132	5.27867
8 h after light	5.20738	4.93969	5.47507
12 h after light	3.823375	3.31672	4.33003
4 h after dark	6.628193333333333	6.05955	7.07564
8 h after dark	6.378996666666667	4.86056	7.92976
12 h after dark	5.64	5.18321	6.05854