condition	mean	min	max
2 h after light	3.0281633333333335	2.2272	3.74681
6 h after light	2.541568333333333	1.59694	3.42534
10 h after light	2.739926	0.999056	4.02674
14 h after light	3.0408933333333334	2.36754	4.06639
18 h after light	3.3594150000000003	1.98308	4.20209
2 h after dark	3.416125	2.53665	4.15176