condition	mean	min	max
4 h after light	4.674143333333333	0.0	10.3126
8 h after light	9.25708	1.50219	23.529
12 h after light	6.6088933333333335	5.03138	9.62418
4 h after dark	11.99998	8.13916	19.2634
8 h after dark	8.87261	8.5606	9.27619
12 h after dark	1.8600453333333333	0.364496	3.19701