condition	mean	min	max
3 h after light	23.672441666666668	15.2218	32.421
7 h after light	19.796866666666666	13.2391	26.1748
11 h after light	21.1764	16.5222	26.1818
2 h after dark	22.36085	16.6194	30.3627
6 h after dark	23.09995	16.9987	29.9311
10 h after dark	21.742350000000002	16.2559	30.4409