condition	mean	min	max
4 h after light	7202.8788890000005	6866.05	7660.456667
8 h after light	10420.458334333334	7883.823333	12395.17667
12 h after light	11140.009997666666	9860.453333	12025.32333
1.5 h after dark	10500.137776666666	7672.24	11938.45333
5.5 h after dark	9628.869998666667	8546.743333	10477.31333
9.5 h after dark	7091.6477780000005	6556.706667	7511.146667