condition	mean	min	max
4 h after light	5.829036666666666	4.1488	7.49922
8 h after light	2.2251926666666666	0.242508	3.28909
12 h after light	2.21076	1.40183	3.42989
4 h after dark	7.1865499999999995	6.43797	8.47166
8 h after dark	15.782300000000001	11.4524	19.5934
12 h after dark	12.2621	11.2202	13.7731