condition	mean	min	max
0 h after light	3.8478700000000003	3.40293	4.29281
4 h after light	5.3146450000000005	4.72199	5.9073
8 h after light	5.05974	4.98767	5.13181
4 h after dark	6.569240000000001	4.47375	8.66473
8 h after dark	5.04393	4.00558	6.08228
12 h after dark	4.48179	4.43244	4.53114