condition	mean	min	max
4 h after light	6.574579999999999	5.11146	8.0377
8 h after light	5.4915199999999995	5.27516	5.70788
12 h after light	10.441949999999999	8.4347	12.4492
4 h after dark	14.1857	11.5615	16.8099
8 h after dark	25.71255	22.393	29.0321
12 h after dark	16.96295	14.5549	19.371