condition	mean	min	max
4 h after light	14.649650000000001	14.2866	15.0127
8 h after light	11.6908	11.4317	11.9499
12 h after light	12.91355	11.7537	14.0734
4 h after dark	16.3309	15.8696	16.7922
8 h after dark	15.03925	14.9921	15.0864
12 h after dark	16.8243	15.7337	17.9149