condition	mean	min	max
4 h after light	3.3377499999999998	2.81848	3.85702
8 h after light	3.82565	3.79342	3.85788
12 h after light	4.3660250000000005	3.7756	4.95645
4 h after dark	4.875143333333333	4.43008	5.19513
8 h after dark	3.884053333333333	3.48039	4.48625
12 h after dark	2.64814	2.40669	2.83052