condition	mean	min	max
2 h after light	21.0534	16.5682	24.4384
6 h after light	15.18135	12.0443	19.5232
10 h after light	16.7635	12.143	22.0751
14 h after light	17.43776666666667	11.4385	20.8273
18 h after light	17.2174	11.8045	21.5719
2 h after dark	25.383399999999998	18.1635	29.7731