condition	mean	min	max
4 h after light	5.3179	2.82007	7.81573
8 h after light	8.460225000000001	7.70983	9.21062
12 h after light	7.94147	5.62454	10.2584
4 h after dark	13.59485	10.5978	16.5919
8 h after dark	11.180530000000001	8.93056	13.4305
12 h after dark	7.818075	7.14721	8.48894