condition	mean	min	max
0 h after light	8.277004999999999	7.32184	9.23217
4 h after light	5.8789750000000005	5.87864	5.87931
8 h after light	5.99241	5.32806	6.65676
4 h after dark	9.46215	8.7237	10.2006
8 h after dark	11.31885	11.1762	11.4615
12 h after dark	7.795719999999999	7.13999	8.45145