condition	mean	min	max
4 h after light	3.033053333333333	2.61414	3.83135
8 h after light	2.1916943333333334	0.536243	3.20841
12 h after light	2.7042	1.45044	3.44715
4 h after dark	3.7511200000000002	2.94803	4.39677
8 h after dark	3.7238666666666664	2.87289	4.40625
12 h after dark	4.18241	3.56754	4.82242