condition	mean	min	max
0 h after light	14.6423	14.1767	15.1079
4 h after light	7.96856	6.85346	9.08366
8 h after light	8.399015	8.05251	8.74552
4 h after dark	11.3745	11.3135	11.4355
8 h after dark	10.11855	10.0202	10.2169
12 h after dark	12.7373	11.4194	14.0552