condition	mean	min	max
4 h after light	20.5053	19.319	21.6916
8 h after light	11.73715	11.1802	12.2941
12 h after light	12.55565	12.4328	12.6785
4 h after dark	10.8198	10.6156	11.024
8 h after dark	22.629550000000002	21.9654	23.2937
12 h after dark	16.36605	15.9289	16.8032