condition	mean	min	max
0 h after light	28.041449999999998	27.0443	29.0386
4 h after light	11.6075	11.22	11.995
8 h after light	8.961675	8.52214	9.40121
4 h after dark	23.77395	21.5424	26.0055
8 h after dark	25.82495	24.9261	26.7238
12 h after dark	21.4322	18.565	24.2994