condition	mean	min	max
3 h after light	7.921343333333334	7.21512	8.65562
6 h after light	9.026110000000001	7.98611	9.91989
9 h after light	7.455933333333333	6.8318	8.18353
12 h after light	12.1967475	9.3014	19.9537
3 h after dark	23.8293	20.3108	27.2306
6 h after dark	19.9009	18.2026	21.0899
9 h after dark	20.149833333333333	19.2766	21.6966
12 h after dark	20.844050000000003	20.0087	21.6794