condition	mean	min	max
4 h after light	12.79616	12.62989	12.88954
8 h after light	12.821833333333334	12.707510000000001	12.90961
12 h after light	12.849779999999999	12.80874	12.897639999999999
4 h after dark	12.91886	12.76699	13.1129
8 h after dark	12.79819	12.67165	12.869580000000001
12 h after dark	12.84692	12.79917	12.88386