condition	mean	min	max
4 h after light	2.513555	2.0281	2.99901
8 h after light	1.707925	1.48443	1.93142
12 h after light	2.94827	2.44309	3.45345
4 h after dark	4.463973333333334	4.44021	4.48927
8 h after dark	3.68106	3.2726	3.91314
12 h after dark	3.941143333333333	3.46313	4.6341