condition	mean	min	max
4 h after light	5.08808	5.01662	5.2203800000000005
8 h after light	5.11758	5.06133	5.159330000000001
12 h after light	5.05026	4.99942	5.08231
4 h after dark	5.082096666666667	4.90194	5.23894
8 h after dark	4.96884	4.79392	5.1852800000000006
12 h after dark	5.063433333333333	4.9166300000000005	5.206169999999999