condition	mean	min	max
4 h after light	5.73537	5.00638	6.46436
8 h after light	8.88518	7.29996	10.4704
12 h after light	11.58925	11.565	11.6135
4 h after dark	17.068199999999997	15.2745	18.8619
8 h after dark	13.03225	12.8782	13.1863
12 h after dark	10.55529	9.50578	11.6048