condition	mean	min	max
4 h after light	5.034446666666667	4.95646	5.155390000000001
8 h after light	5.12013	4.8403599999999996	5.59054
12 h after light	5.047126666666666	4.694319999999999	5.47864
4 h after dark	5.206413333333334	4.96547	5.54624
8 h after dark	5.0531733333333335	4.7331900000000005	5.36946
12 h after dark	5.08079	4.8838	5.35404