condition	mean	min	max
4 h after light	2.578265	2.494221	2.6813
8 h after light	1.967849	1.5045899999999999	2.261186
12 h after light	2.8579753333333335	1.290135	5.877365
16 h after light	2.624085	2.3010599999999997	3.0869299999999997
4 h after dark	2.12136	1.9900939999999998	2.351664
8 h after dark	1.442332	1.374049	1.492859