condition	mean	min	max
0 h after light	19.95	18.7942	21.1058
4 h after light	29.315350000000002	26.5895	32.0412
8 h after light	27.98865	27.1871	28.7902
4 h after dark	18.37665	15.6104	21.1429
8 h after dark	27.563049999999997	26.304	28.8221
12 h after dark	21.73455	20.6871	22.782