condition	mean	min	max
2 h after light	7.43226	6.78606	8.28606
6 h after light	10.09156	8.82358	11.4416
10 h after light	10.390926666666667	9.29482	11.9605
2 h after dark	9.31119	8.43631	10.4341
6 h after dark	16.039433333333335	14.1796	17.1738
10 h after dark	16.6837	16.1018	17.3287