condition	mean	min	max
3 h after light	15.6286025	6.57945	27.9503
7 h after light	13.602335	2.38092	20.6108
11 h after light	16.774469166666666	9.26093	24.0794
2 h after dark	17.18872916666667	8.71965	28.8822
6 h after dark	18.578581666666665	5.94509	27.7952
10 h after dark	18.695781666666665	0.0	29.5764