condition	mean	min	max
4 h after light	5.24952	4.97587	5.52317
8 h after light	5.93417	5.92811	5.94023
12 h after light	11.28095	11.0145	11.5474
4 h after dark	16.144766666666666	14.1191	18.0065
8 h after dark	13.408266666666666	12.9329	13.8768
12 h after dark	9.35681	8.18156	9.99425