condition	mean	min	max
0 h after light	21.214550000000003	19.2388	23.1903
4 h after light	18.6616	16.2451	21.0781
8 h after light	15.0534	12.5409	17.5659
4 h after dark	20.6863	18.1495	23.2231
8 h after dark	25.2705	23.9102	26.6308
12 h after dark	25.71045	23.9194	27.5015