condition	mean	min	max
4 h after light	5.51384	5.45366	5.61848
8 h after light	5.59574	5.43861	5.83723
12 h after light	5.465583333333333	5.21729	5.72425
4 h after dark	5.368223333333334	5.2644400000000005	5.57094
8 h after dark	5.5298766666666666	5.425330000000001	5.65529
12 h after dark	5.41076	5.252680000000001	5.564019999999999