condition	mean	min	max
4 h after light	11.468773333333333	11.24092	11.6068
8 h after light	11.54822	11.36466	11.64258
12 h after light	11.59193	11.40435	11.74428
4 h after dark	11.91331	11.843	12.03308
8 h after dark	11.83155	11.6301	12.108460000000001
12 h after dark	12.033796666666667	11.93438	12.08407