condition	mean	min	max
0 h after light	26.969	26.4259	27.5121
4 h after light	15.68125	15.5218	15.8407
8 h after light	16.2772	15.3508	17.2036
4 h after dark	18.0844	14.3542	21.8146
8 h after dark	21.321350000000002	21.1276	21.5151
12 h after dark	20.55625	19.8011	21.3114