condition	mean	min	max
4 h after light	12.589400000000001	11.7406	13.4382
8 h after light	8.663705	8.63734	8.69007
12 h after light	7.122785	6.20615	8.03942
4 h after dark	12.075	11.1351	12.7233
8 h after dark	13.411633333333333	12.695	14.1853
12 h after dark	12.5073	11.4391	13.2188