condition	mean	min	max
2 h after light	22.219266666666666	15.9297	26.4565
6 h after light	19.689683333333335	14.4694	23.7474
10 h after light	17.60115	13.2813	22.4365
14 h after light	15.505983333333333	10.8531	19.4293
18 h after light	18.3093	12.4585	23.5247
2 h after dark	20.2953	16.0539	28.6009