condition	mean	min	max
4 h after light	17.6846745	17.397037	17.972312
8 h after light	16.101378500000003	15.921056	16.281701
12 h after light	15.9265585	13.771047	18.08207
4 h after dark	17.747522500000002	16.449591	19.045454
8 h after dark	17.1611325	14.665856	19.656409
12 h after dark	16.124647	16.124647	16.124647