condition	mean	min	max
0 h after light	7.60206	7.21897	7.98515
4 h after light	4.08314	3.55242	4.61386
8 h after light	3.690525	3.56467	3.81638
4 h after dark	4.623670000000001	4.60883	4.63851
8 h after dark	4.21513	3.83628	4.59398
12 h after dark	4.726015	3.51984	5.93219