condition	mean	min	max
4 h after light	11.446100000000001	10.2156	12.6766
8 h after light	7.905385000000001	7.35762	8.45315
12 h after light	3.5322199999999997	3.1923	3.87214
4 h after dark	4.70561	4.44246	4.96876
8 h after dark	9.108575	8.24823	9.96892
12 h after dark	12.4154	12.2805	12.5503