condition	mean	min	max
0 h after light	15.72395	14.8173	16.6306
4 h after light	14.19215	12.1888	16.1955
8 h after light	12.985800000000001	12.2847	13.6869
4 h after dark	19.407	15.972	22.842
8 h after dark	21.43205	21.1945	21.6696
12 h after dark	19.46185	18.0045	20.9192