condition	mean	min	max
4 h after light	14.9138	13.0675	18.0047
8 h after light	18.293776666666666	6.88883	26.4894
12 h after light	24.310000000000002	15.8166	33.0683
4 h after dark	28.353299999999997	20.6434	32.5806
8 h after dark	25.8909	20.1392	29.91
12 h after dark	23.950233333333333	21.3882	27.4221