condition	mean	min	max
4 h after light	23.8300395	23.799645	23.860434
8 h after light	25.5788675	22.194134	28.963601
12 h after light	23.377285	22.894136	23.860434
4 h after dark	21.6243815	20.325259	22.923504
8 h after dark	28.171463	25.728717	30.614209
12 h after dark	33.764257	33.764257	33.764257