condition	mean	min	max
0 h after light	17.71845	17.0089	18.428
4 h after light	11.0857	10.1268	12.0446
8 h after light	12.1377	10.9601	13.3153
4 h after dark	23.9389	22.6617	25.2161
8 h after dark	21.80995	21.616	22.0039
12 h after dark	13.8943	12.8203	14.9683