condition	mean	min	max
4 h after light	10.078906	8.476989	11.881969999999999
8 h after light	5.201776333333333	4.747808	5.701837
12 h after light	8.759943	5.8280970000000005	10.72301
16 h after light	9.230411	5.220062	13.08724
4 h after dark	14.727925333333333	9.197626	17.60988
8 h after dark	12.297069666666667	6.217029	16.15383