condition	mean	min	max
4 h after light	11.26835	10.244	12.2927
8 h after light	6.07457	5.53865	6.61049
12 h after light	4.45395	3.72337	5.18453
4 h after dark	4.489385	4.43383	4.54494
8 h after dark	5.6513349999999996	5.48235	5.82032
12 h after dark	8.509635	7.15056	9.86871