condition	mean	min	max
4 h after light	16503.10548	16156.68617	16849.52479
8 h after light	15072.924295	13531.00271	16614.84588
12 h after light	16732.26954	16565.19663	16899.34245
4 h after dark	13120.40077	11016.85956	15223.94198
8 h after dark	13506.79696	12592.50963	14421.08429
12 h after dark	15777.333	15777.333	15777.333