condition	mean	min	max
4 h after light	5.328416666666667	5.20426	5.49866
8 h after light	5.241256666666667	5.02787	5.43464
12 h after light	5.159323333333333	4.86256	5.4671199999999995
4 h after dark	5.3490400000000005	5.25318	5.53633
8 h after dark	5.205103333333334	5.07524	5.294490000000001
12 h after dark	5.15205	4.89958	5.3829199999999995