condition	mean	min	max
4 h after light	12.72775	12.368	13.0875
8 h after light	10.7232	10.0906	11.3558
12 h after light	11.2323	11.125	11.3396
4 h after dark	10.69525	10.2823	11.1082
8 h after dark	20.02415	19.5811	20.4672
12 h after dark	14.10595	13.95	14.2619